Stata line graph by group. Note that colorvar options also apply to .

Stata line graph by group. tsrline draws a range plot with lines for time-series data. (Parts 1 and 2 covered how to make bar graphs of means with confidence intervals and To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. graph headroom, freq hist bin(`x') The difference between the minimum and maximum values of the new group variable will provide the value needed for the bin option. I would like to create a stacked bar chart for each of these variables with counts (1-50) as the Y-axis values. ) allowed by graph twoway; The xtline command allows you to generate linear plots for panel data. In Stata 18 you can color-code a wide variety of twoway plots. We showed how this can be easily done in Stata using just 10 lines of code. Unfortunately, stata will attempt to fit all groups on the same figure. I will also describe briefly The code below shows how to plot the means and confidence interval bars for groups defined by two categorical variables. The clegend() option controls the look, contents, and placement of the legend in contour plots; see [G-2] graph twoway contour. These options allow you to title graphs, name graphs, control axes and legends, add lines and text, set aspect ratios, create graphs over by. I would like Description twoway connected draws connected-line plots. Because I am new to Stata I use the graphics toolbar instead of trying to type the code myself. For instance change of some variable in a country, over time. But do you really mean -line var1 var2, by (var1)-? Each of the "mini-graphs" you get will not really be a line. We use Stata graph scheme s2mono, which produces plots in grayscale, because publications often require monochromatic plots. It allows you to create line plots of one or more y variables against one x variable, and customize the appearance and behavior of the lines. A simple example would be when you create a scatterplot of variable versus variable and when you want different colored markers for levels of a third numeric variable, colorvar. The major sub-commands describe different varieties of plot - such as twoway, box plot, and the sub-types of twoway such as scatter and line. grmeanby is, in any case, another implementation of what we will assume is their idea. Separate graphs for each response variable, which you then graph combine. The graph bar command: Displays statistical measures (e. Stata provides a powerful set of tools for graphing data and for saving graphs that may be embedded in written work or presentations. You can use Stata's graph bar command to create simple bar charts, or you can add options to make more sophisticated charts. You can type codes in the Stata command window or use a do-file. I have four variables that are Likert-scaled (1-Strongly disagree6-Strongly agree). Sep 5, 2016 · 2. This module shows examples of the different kinds of graphs that can be created with the graph twoway command. This data file contains data for all of the trading days in 2001. The important options are Sep 25, 2023 · Graphs are a powerful tool for exploring, summarising, and presenting data. What's more, Stata's Graphical User Description twoway lfit calculates the prediction for yvar from a linear regression of yvar on xvar and plots the resulting line. Description Titles are the adornment around a graph that explains the graph’s purpose. Allows Line charts are used to show different values of a variable, when the observations are connected somehow. Another helpful function is the addplot function, however it is not working out for me. I do not want to use the legend. Description graph dot draws horizontal dot charts. Line charts are easy to understand and seldom require any further explanation, which makes them attractive from a pedagogical point of view. iscale(1) means that text and markers should appear Description Markers are the ink used to mark where points are on a plot. dta The histogram command can be used to make a simple histogram of mpg histogram mpg If you are creating a histogram for a categorical variable such as rep78, you can add the option discrete. Mitchell Speaking Stata Graphics Nicholas J. The main issue is controlling the side of the graph—left or right—where each axis is placed. , mean, sum, count) for selected variables. Is there a way to plot multiple density curves onto one graph (with each line in a different colour and a legend on the side)? Thank you, Kerry Nov 16, 2022 · To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. The one that (typically) represents "time" will be represented on the x axis, the other on the y axis. Now, we can graph read0 and read1 as shown below. Nov 16, 2022 · Home / Resources & Support / FAQs / Visual overview for creating graphsVisual overview for creating graphs Nov 16, 2022 · . It plots lines connecting data points, making it easy to see patterns and changes. In this article we’ll walk you through the details of creating, naming, combining, saving, and exporting graphs in Stata. gsort -xmin -xmax group x . Save data files. Offers extensive customization for bar appearance, including colors, gaps, and label orientation. 4 Stata Graphics Stata has excellent graphic facilities, accessible through the graph command, see help graph for an overview. Stata tip 93: Handling multiple y axes on twoway graphs Vince Wiggins StataCorp College Station, TX vwiggins@stata. Description yline(), xline(), and tline() are used with twoway to add lines to the plot region. tline() is an extension to xline(); see [TS] tsline for examples using tline(). Note: gr7 is an outdated Stata command that you shouldn't rely on; learn to use the standard graphing commands; see help graph. egen xmin = min (x), by (group) . The resulting graph would have two sets of two dots. First, we read in May 17, 2020 · I want to do a graph by group. Broadly speaking, I am looking to produce chart similar to the attached Follow-Ups: st: RE: graphing the lines of the mean for a varaible by groups over time From: "Martin Weiss" <martin. The colorvar options allow you to customize the number of levels, the colors that are used to represent each level, and how they are presented in the legend. This FAQ shows how you can make a graph like this, building it up step by step. Stata tip 76: Separating seasonal time eries. However, you'll probably only need to make a few different kinds of graphs, and in most cases Stata's default settings will be fine. ** the chisquared test for trend isn't in Stata but a user package ptrend can be installed ** to find the pacakge, type 'findit ptrend' ssc install ptrend ** we use the immediate form here for ease ** note these can be calculated from Table 7. Note that since Stata uses the variable label in the legend, it provides an indication of which symbol is the males and which is for the females. You might want to graph the mean and confidence interval for each group using a bar chart with error bars as illustrated below. Feb 19, 2019 · Hi, I would be grateful for any guidance on how to create a diverging stacked bar chart. You can use Stata's graph box command to create simple box plots, or you can add options to make more sophisticated charts. To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. The variables in varlist may be string or numeric and, if numeric, may be labeled. The legend is a plegend (the type of legend used for contour-line plots) instead of a clegend because option coloruseplegend is specified. Thus the syntax for line is connect options discusses options for one y versus one x; see connect options in [G-2] graph twoway scatter when plotting multiple ys against one x. I would like to produce a graph with two lines, one corresponding to values for selected time series in the panel variable and the other line corresponding to the average values derived from the remaining values in the data set and/or average derived from all the panels. Let's walk through an example together to illustrate this process. It holds Title stata. Between the wide variety of graphs you can make and the sheer number of details you can control in a graph, Stata graphics can be a daunting subject. sysuse auto. May 30, 2018 · How to create a line chart of two groups in panel data 30 May 2018, 07:58 Hi I have a dataset of 160,000 companies, over a timespan of 16 years. Supports flexible grouping with the over() option. twoway scatter The basic graph command and some simple examples The most basic command for creating graphs and charts in Stata is graph. sysuse sp500, clear This file has variables like high and low that represents the high and low trading price for a given day and date Y axis, Time axis, Titles, Legend, Overall, By umented in [G-3] twoway options. I find this to be challenging to use since it varies from syntax from the –twoway– command set that I use all the time. Jun 30, 2017 · Using clear score group test 2 0 A 3 0 B 6 0 B 8 0 A 2 0 A 2 0 A 10 1 B 7 1 B 8 1 A 5 1 A 10 1 A 11 1 B end I want to scatter plot mean score by group for each test (same graph) with confidence intervals (the real data has thousands of observations). graph twoway scatter read0 read1 write We can use the msymbol () option to select the symbols we want for males and females. They are an intuitive and engaging medium for policy researchers to present their results. Learning Outcomes Know when to use the following kinds of visualizations to answer specific questions using a data set: scatterplots line plots bar plots histograms Generate and fine-tune Jan 12, 2023 · gr7 is not compatible with twoway but you should be able to use scatter or line instead. scatter is both a command and a plottype as defined in [G-2] graph twoway. This type of plot appeared in an article by Baker, et al, in The American Journal of Clinical Nutrition, "High prepregnant body mass index is associated with early termination of full and any breastfeeding in Danish women". 3. g. Feb 26, 2024 · This third installment of guides on bar graphs in Stata covers how to make so-called “stacked” bar graphs. This command has a number of sub-commands and options. This includes hotlinks to the Stata Graphics Manual available over the web and from within Stata by typing help graph. These options allow you to title graphs, name graphs, control axes and legends, add lines and text, set aspect ratios, create grap s over by() groups, and c In Stata, we use the graph bar command to create vertical bar charts that effectively summarize numerical data across categorical groups. Even so, the numerical axis is called the axis, and the categorical axis is still called the axis: Nov 16, 2022 · To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. Description tsline draws line plots for time-series data. The most common graphs in statistics are X-Y plots showing points or lines. If you dataset is “long” (there is one variable indicating time and another variable with the measured response from given time value), then xtline will allow you to visualize your data without reconfiguring it. (For some reason there is also a small collection of graphs that are Feb 11, 2024 · This guide covers how to make bar graphs that more effectively communicate bivariate relationships between discrete variables. weiss1@gmx. com Sometimes users find it difficult to handle multiple y axes on their twoway graphs. Stata Journal 6: 397 2009b. we will use 1,2,3 Aug 12, 2025 · This module will introduce some basic graphs in Stata 12, including histograms, boxplots, scatterplots, and scatterplot matrices. csv and . Nov 16, 2022 · Home / Resources & Support / FAQs / Stata Graphs / Overlaid twoway bar plots Overlaid twoway bar plots Learn about Stata’s Graph Editor Bar and dropped-line charts Apr 21, 2025 · A line plot is a twoway graph, which implies that you need two variables. The twoway suite, which is the most commonly used tool, allows a flexible and open-ended approach to visualizing any amount of information in an abstract set of axes. * Example genera This FAQ shows examples of graphing data where the x axis represents dates. Note that colorvar options also apply to Jul 31, 2023 · Tim Plante, MD MHS Stata graph box boxplots with different colors for –over– groups I recently had to make some boxplots with Stata’s –graph box– command. See [G-3] region options for a description of the graph region and plot region, and see [G-3] title options and [G-3] textbox options for a description o May 29, 2024 · Prerequisites Be able to effectively use Stata do-files and generate log-files. Apr 30, 2014 · Hi All, I am currently graphing some panel data. . For these examples, we will use the sp500 data file that comes with Stata and we can use it via the sysuse command. This was designed with the idea of showing several time series and so can seem over-Spartan for a few. sparkline from SSC. By specifying the graph type (e. Thus the syntax for scatter is . line is a command and a plottype as defined in [G-2] graph twoway. In this tutorial, we will use horizontal boxplot (hbox) and marginsplot which are built-in Stata commands. As you cline options marker options marker label options Y axis, X axis, Titles, Legend, Overall twoway options graph mean (or median) of varname graph medians; default is to graph means change look of the lines change look of markers (color, size, etc. dta format. We also show how to draw other graphs with distinct line segments. Be able to change your directory so that Stata can find your files. The graph command suite creates pre-packaged visualizations, typically based on Stata's native collapse syntax and statistics. , line, scatter) and the relevant variables, you can swiftly create informative visualizations. Built-in graphical commands (such as lowess) offer pre-packaged visualizations that do not follow the graph bar draws vertical bar charts. Quickly graph by groups in Stata. Nov 16, 2022 · To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. graph twoway scatter . Here is a contrived example that exhibits the Is anybody here able to help me create a Graph showing means of variables with their veriability along the y-axis, sorted along the x-axis into categories? Although I manage working with variables in Stata I still have a hard time using their visualization feature. Speaking Stata: Graphs for all s asons. One alternative would be to label a specific data point in the line, but is there an alternative that does not involve identifying/labeling a specific data point? Thank you, Christina Description Option by() repeats the graph command for each value of varlist and arrays the resulting individual graphs into one graph. One set of dots for test==a (group==0 vs group==1) and one set of dots for test==b (group==0 To learn about the other types of graphs, see Entry Description [G-2]graph matrixScatterplot matrices [G-2]graph barBar and dot charts [G-2]graph boxBox plots [G-2]graph dotDot charts (summary statistics) [G-2]graph piePie charts To learn tricks of the trade, see Entry Description [G-2]graph saveSaving graphs to disk [G-2]graph useRedisplaying These options are allowed with any of the plottypes (scatter, line, etc. We first show how to plot two variables against each other or to plot a variable over time Jan 28, 2021 · BAR GRAPH, STATA, STATA GRAPH STACKED BAR January 28, 2021 This post shows how to prepare a stacked bar graph in STATA. We start by generating the "bare bones" version of This is not intended to be an exhaustive tutorial, but, rather, a sampling of how to make a some of the best graphs in Stata for your regression models and predictive margins plots in particular, and some smooth descriptive graphs as well. Video example Time series, part 2: Line graphs and tin() References 2009a. Apr 19, 2016 · Hello, I have a few different graphs which I would like to display in one. Add “My Title” to graph showing a matrix of line plots > I have panel data and I want to draw a line graph (dots with connection through lines), with y axis average expenditures, x axis years (2005-2010), and the lines in the graph should cover (total) average expenditures, and 6 lines for average expenditures for different age groups (variable agegroups is recoded of age). 1 as 845, 1021-845 etc ** the x1, x2 etc indicate trhe weighting for the categories. These include options for titling the graph (see [G-3] title options), options for saving the graph to disk (see [G-3] sav-ing option), and the by() option, which will allow you to simultaneously plot different subsets o Nov 16, 2022 · To view examples, scroll over the categories below and select the desired thumbnail on the menu at the right. Box plots are a popular tool used to visualize the distribution of a continuous variable for each group of a categorical variable. We will use data on school pupils in grades one to four, where for each grade we show percentage of pupils based on their performance compared to the previous year (those with and without growth in math scores). with a particular y or x axis on the graph; see [G-3] axis choice options. Aug 22, 2014 · A) Line graph Step 1) Generate a dataset with these variables in long format: group time levelofoutcome lowerlimit upperlimit Step 2) Sort time sort time Step 3) Draw graph line levelofoutcome time… Sep 16, 2020 · I would like to have a line plot of a continuous variable over time using xtline and overlay a scatterplot or label for each data point indicating a group membership at this point. This is illustrated by showing the command and the resulting graph. Thus the syntax for connected is . Description grmeanby graphs the (optionally weighted) means or medians of varname according to the values of the variables in varlist. The default is parameterized as a multiplier f(G)—0 < f(G) < 1, f0(G) < 0—that is used to multiply msize(), y j x label(,labsize()), etc. In a dot chart, the categorical axis is presented vertically, and the numerical axis is presented horizontally. Description line draws line plots. As you Description Option by() repeats the graph command for each value of varlist and arrays the resulting individual graphs into one graph. It will be a single point, or perhaps a set of points all on the same horizontal line, since each mini-graph will, by construction, have only a single value of var1. j. , in the individual graphs. Cox NetCourse ® 120: Statistical graphics using Stata Using Stata effectively: The fundamentals training course Tips and Tricks webinar stata. mmon options supported by all twoway graphs. com xtline — Panel-data line plots Syntax Options for graph by panel Menu Options for overlaid panels Description Remarks and examples Also see The markers are colored using the colors of p1 and p2, the first and second colors used by the graph scheme, because option colorrule (phue) is specified. I have reviewed previous examples posted on the forum but still haven't quite figured this out. Overview In this building block, we'll explore the convenient use of Stata graphs with the use of the command twoway, which allows you to create a variety of graph types. The size of everything drawn on each graph is as though the graph were drawn at full size, but at the aspect ratio of the combined individual graph, and then the individual graph and everything on it were shrunk to the size shown in the combined graph. Bar charts are a popular tool used to visualize the frequency or percentage of observations in each group of a categorical variable. de> st: RE: graphing the lines of the mean for a varaible by groups over time From: "Nick Cox" <n. Let’s look at some examples, modeled closely on questions that arose on Statalist. The companies are "divided" by a dummy variable for "1=rich CEOs" and "0=poor CEOs". For histograms, that can be done with the option hist , by (group). Here the plot region (the part of the graph where the real chart appears, ignoring the labels) is narrow, and centering over that was not going t work. connected is a plottype as defined in [G-2] graph twoway. Stata Journal 12: 332 Description scatter draws scatterplots and is the mother of all the twoway plottypes, such as line and lfit (see [G-2] graph twoway line and [G-2] graph twoway lfit). Because this was shown in the context of an S function for making such graphs, it doubtless has roots going back further than that. varlist may be a numeric or a string variable. The look and placement of a contour-line plot legend is unique from the standard legend. ac. graph y x, c (L) is a better solution. These are available in Stata through the twoway subcommand, which in turn has many sub-subcommands or plot types, the most important of which are scatter and line. In a vertical bar chart, the axis is numerical, and the axis is categorical. Connecting points within groups Question: [Stata] Plotting trend line graph (twoway line) by subgroup (bytwoway) Two way plot line is a tool for visualizing the relationship between two variables in Stata. Nov 16, 2022 · Home / Resources & Support / FAQs / Stata Graphs / Stacked bar chart Stacked bar chart Learn about Stata’s Graph Editor Bar and dropped-line charts Nov 3, 2017 · Good Afternoon, I am using the command "histogram score, frequency normal" to plot a continuous variable with frequencies and with an overlaid normal density curve. Import datasets in . Oct 4, 2017 · Hi - I am doing a simple two-way line graph where I would like to label each of the lines in the plot area. Description colorvar options allow you to create two-way plots in which the color of the markers, lines, spikes, dots, or bars varies based on the values of a numeric variable. Supplemental materials Datasets Graphs Everyone Should Know and How to Create Them in Stata Franz Buscha A Visual Guide to Stata Graphics, Fourth Edition Michael N. Speaking Stata: Transforming the tim axis. set of common options supported by all twoway graphs. Home / Resources & Support / FAQs / Stata Graphs / Scatter and line plots Multiple overlaid scatterplots Learn about Stata’s Graph Editor Scatter and line plots graph. We will show a number of examples from a data file which contains a measurement of alcohol use, alcuse, taken at ages 14, 15 and 16 for 82 children (identified by the variable id). Contribute to matthieugomez/bytwoway development by creating an account on GitHub. This becomes unreadable Oct 4, 2018 · Glad you answered your question. Observing the data collapsed into groups, such as quartiles or deciles, is one approach to tackling this challenging task. Stata Journal 9: 321 2012. Jan 27, 2025 · This guide provides instructions to generate basic figures/graphs using Stata that are useful for exploratory data analysis. ) add marker labels; change look or position any options other than by() documented in By default, iscale() gets smaller and smaller the larger is G, the number of graphs being combined. Let's begin by opening the nhanes2l dataset and using tabstat to view the minimum, maximum, 25th, 50th, and 75th percentiles of age for each This module will introduce some basic graphs in Stata 12, including histograms, boxplots, scatterplots, and scatterplot matrices. These stata snippets will give an example of different types of graph of distinct groups (scatter plot, line plot, histogram plot, and bar diagram) such as simple graph plot, graph plot with a by group, combining multiple graphs, two-way plot, linear fit and confidence interval. In a connected-line plot, the markers are displayed and the points are connected. uk> Prev by Date: RE: st: hausman test xtivreg (re) vs ivreg Next by Date: st: RE: graphing the lines of the mean for a varaible by groups over time May 2, 2020 · How can I create two multiple line graphs among two groups (for example figure A among male and figure B among female) and combine figure A and B using grc1leg command? Title graph twoway lfitci — Twoway linear prediction plots with CIs For details on how to obtain and use profileplot, see Stata FAQ: How can I do a profile plot in Stata?. Feb 13, 2025 · In Stata, we use the line command to create line charts for visualizing trends and relationships between variables, especially over time or ordered sequences. This is quite flexible in various ways, but scaffolding gets repeated and you have to work hard at editing the combined graph to something simpler. If you specify iscale(#), the number you specify is substituted for f(G). egen xmax = max (x), by (group) . com The idea of graphing means of categorical variables was shown in Chambers and Hastie (1992, 3). cox@durham. In a previous post we discussed the difficulties of spotting meaningful information when we work with a large panel data set. It shows how to use Stata’s -graph bar- command as well as the user Jun 7, 2013 · Stata includes a rich set of tools for creating publication-quality graphics. Using STATA 14 I don't see the altshrink specifies an alternate method of determining the size of text, markers, line thicknesses, and line patterns. Let’s use the auto data file for making some graphs. For more information, see the Stata Graphics Manual available over the web and from within Stata by typing help graph, and in particular the section on Two Way Scatterplots. I found the combine function, which is not helpful since the goal is to plot the lines in the same graph. We will here make a graph with the aid of the QoG Basic time series data. graph twoway connected The plegend() option is similar to the legend() option but is used with contour-line plots; see [G-2] graph twoway contourline. esvn qz ek bwfz h2 scols locc ziweb bm8l dc