Constructing meaningful and useful graphical representations of data. (If your question is only about how to get particular software to produce a specific effect, then it is likely not on topic here.)

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1
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1answer
45 views

Plot regression with interaction in R

I did a regression analysis with the following variables: Predictor = dummy variable, dependent Variable = metric, moderator variable = metric. I now want to show my results in a figure. The ...
1
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0answers
22 views

Subject-specific graphics for repeated-measure design

I am doing linear mixed effect modelling testing the effect of treatment on pitch, with ...
0
votes
1answer
27 views

is there a way to plot best glm model in model selection

I have run this glm model y~poly(xa,2)+poly(xb,2)+... Then have found the best fitting model using AICc. The best fitting model has a subset of the ...
2
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1answer
28 views

Visualising individual observations in weighted data

Context: I have a survey where I have deliberately oversampled particular groups of respondents. I am aggregating these groups and therefore I am using measures such as the weighted mean to ensure my ...
1
vote
1answer
20 views

Best way to visualise impact distance against launch speeds and angle

I am modelling the trajectory of a projectile, incorporating atmospheric drag. I am calculating the distance from the launch point for when the projectile impacts the ground. I have generated this ...
5
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4answers
148 views
+50

Nonlinear effect in an interaction term

If you have B, which is a 0/1 outcome variable, S, which is a continuous variable, and ...
4
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0answers
53 views

Best way to visualize scatterplot with thousands of points in a grayscale-friendly way?

I have 10,000 data points like shown in this plot: It's comparing the running time of some piece of code with the size of the problem it's running on. (There are 2 important steps in the code; step ...
2
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0answers
30 views

Visualize performance, % of goal implementation

I want to visualize goal achievment progress. This is my first idea: use area chart to show progress in current metric use horizontal band to show the goal value colorize areas under/above the band ...
1
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0answers
30 views

How to visualize sparse multidimensional table?

I want to understand Profit vis-a-vis other properties as shown in table below <> means include everything from that column (like * in regular expressions) ...
0
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0answers
21 views

LASSO plot label lines with names using glmnet

First, thanks to all of you, this message board is truly helpful, at least up until now;) I used the search option and checked all related questions about LASSO but I could not find an appropriate ...
6
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1answer
93 views

What's the correct way to visualize discrete variables?

For example, when visualizing the GDP or GDP per capita of different countries, I often see a line plot (or a radar chart), where the x-axis (or the angular direction) is for countries and the y-axis ...
0
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0answers
57 views

How to apply a Gaussian filter to co-ordinate data

I'm working on a project to investigate the correlation of surface finish and face sealing effectiveness. I have a trace of the surface of my seal and the next step is to apply a Gaussian filter to ...
7
votes
2answers
143 views

Visualization and Overplotting: Alternative to scatters

I have a large set of country data that is crowded (as you can see below), but I need the labels and the outliers – I also have a lot of graphs, so it would be tedious to reset the window and add in ...
1
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1answer
19 views

How to show amount of energy usage in a gauge graph?

I want to build a gauge graph where I can show if the current energy usage is high or low when compared to a previous period. The comparison would be shown as a percentage. So if the current usage is ...
0
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0answers
10 views

How do I blot out too big p-values in a correlation matrix comparing two different subsets? [migrated]

I'm doing correlation matrixes in R. I love the corrplot package, because of its ease of use and pretty graphics. All the examples on the help page have been done using mirrored rows and columns, but ...
5
votes
1answer
176 views

Is using error bars for means in a within-subjects study wrong?

I seem to recall one of my professors saying that error bars are completely uninformative when comparing repeated measures taken from a single group. Is that true? Surely many studies compute the ...
0
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0answers
50 views

What function best describes this plot?

The X and Y have values only between 0 and 1.
2
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1answer
39 views

How to visualize impact of variables on formula?

I wonder whats the best way to visualize a formula (code for R would be nice, but the question is more general about what to visualize) The formula (a stochastic distribution function) takes two ...
8
votes
2answers
159 views

Is it “okay” to plot a regression line for ranked data (Spearman correlation)?

I have data for which I calculated the Spearman correlation and want to visualize it for a publication. The dependent variable is ranked, the independet variable is not. What I want to visualize is ...
5
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0answers
38 views

When is t-SNE misleading?

Quoting from one of the authors: t-Distributed Stochastic Neighbor Embedding (t-SNE) is a (prize-winning) technique for dimensionality reduction that is particularly well suited for the ...
2
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0answers
35 views

Visually representing confidence and standard deviation in a time series

We've been tasked with presenting a time-series graph showing 2 series of estimations each with a standard deviation and confidence. There are only 4-5 points in each series and both occur over the ...
0
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0answers
32 views

Highlight a single data point on a graph with ~1800 (R) [migrated]

I know that the row of data I want is row 1535. plot(data.exoplanets$loga, data.exoplanets$logMass, ylab="Log of Mass", xlab="Log of Semi Major Axis") is the ...
8
votes
2answers
84 views

Ink to data ratio and plot backgrounds

I have noticed that many "state of the art" plotting packages and themes and many distinguished data folks use grey background for their plots. Here are several examples: ...
0
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0answers
26 views

Plotting a bivariate to multiple factors in R [migrated]

First of all, I'm still a beginner. I'm trying to interpret and draw a stack bar plot with R. I already took a look at a number of answers but some were not specific to my case and others I simply ...
0
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0answers
23 views

Need to visualize two open datasets on the same map using R, Shiny and ONS codes

I am a complete beginner, so please go easy. I have had a Google around and couldn't find a lot of help apart from some info on the Ordinance Survey site. I need to create a heat-map. This would need ...
0
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0answers
19 views

Ordinal Regression- multiple continuous predictor variables

I am working on a project where I have a dependent variable that is ordinal, and two continuous independent variables. I believe running an ordinal logistic regression is the proper method of attack, ...
8
votes
2answers
52 views

How to visualize percentages compared along with number of entries.

I'm trying to figure out the best way to visualize the below chart and emphasize treatment efficacy as apposed to number of patients who tried the treatment. Here's the link to the actual page: ...
0
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0answers
22 views

plotting 3d density plot for y [migrated]

I have three covariates [x1, x2, x3] and one y . I want to plot a 3d density plot of y which is obtained using these these three covariates (like a linear regression). I am wondering if this is ...
2
votes
2answers
68 views

Calculate data distribution formula from data points

I have 50.000 pieces of data in a list. 10 random samples: 4,877; 4,165; 6,152; 5,544; 6,942; 7,409; 6,415; 5,592; 6,947; 4,965; 4,688 I'm trying to do 2 ...
3
votes
2answers
101 views

Visualization of random distribution with 3 variables

Suppose I have a joint distribution of three random variables $x,y,z$, $P(x,y,z)$. For simplicity, let's suppose those three rvs. are discrete. The distribution will be represented in Python as a ...
0
votes
0answers
3 views

ggvis line chart with interactive x axis range [migrated]

I'd like to be able to Plot a line chart in ggvis Add two interactive controls, which allow me to set the min and max x values on the chart This sounds pretty straightforward - my code is: ...
1
vote
0answers
26 views

Is it possible to get a standard deviation of a data set compared to a target value?

I am working on defining performance measures for manufacturing and one of the performance measures I am working on has to do with the production time. Basically, the company sends releases different ...
5
votes
2answers
210 views

Plotting distributions of variables across time

I have two datasets in the form of $q \times k$ matrices (variables $x$ and $y$). Both variables differ (lets assume that they differ by a constant). Columns of the matrices are subsequent points in ...
4
votes
2answers
112 views

Density plot of parameter estimates from linear regression model

I am running a linear regression model in R: data(iris) fit1.iris = lm(Sepal.Length ~ Petal.Length+Petal.Width , data=iris) summary(fit1.iris) These are my ...
5
votes
1answer
40 views

What is the best visualization for Cramér's V?

When visualizing a linear correlation between two continuous variables, one uses a scatter plot, usually in combination with the Pearson product-moment correlation coefficient. When doing the same for ...
0
votes
1answer
45 views

How to reproduce a plot with fitted value graph and lowess smooth graph superimpose? [closed]

I have a binary response variable (y) and continuous explanatory variable (age). I utilised logistic regression to analyse them. I have a plot of y against age. What I want to do now is superimpose ...
2
votes
1answer
79 views

ACF and PACF Formula

I want to create a code for plotting ACF and PACF from time-series data. Just like this generated plot from minitab (below). I have tried to search the formula, but I still don't understand it ...
4
votes
1answer
136 views

What does my ACF graph tell me about my data?

I have two datasets: My first dataset is the value of an investment (in billions of dollars) against time, each unit time being one quarter since Q1 of 1947. The time extends to Q3 of 2002. My ...
4
votes
3answers
68 views

How to meaningfully visualize a categorized, weighted data set

I have a set of data that looks like this, and I'm trying to figure out how to create a single visual representation: ...
2
votes
1answer
26 views

Interpret the (visual) length of the branch in decision tree?

I'm using the tree package in R to produce the following tree. The (visual) length of the first split is huge, and I wonder if this signifies something? Perhaps how ...
0
votes
0answers
17 views

When to plot different slopes for different treatments in ANCOVA

I am running an ANCOVA with a treatment of 3 levels and a continuous co-variate. Using step() in r, the simplest model includes the treatment factor and the co-variate, but not their interaction. To ...
0
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0answers
45 views

How to interpret asymmetric error bars?

I got this data from an unknown source and I was trying to understand why the error bars (which I think represent the standard error) are asymmetrical. Is it because the y-axis is on a log scale? The ...
3
votes
2answers
59 views

How do I graphically represent the correlational between 4 variables (A positive with B: C positive with D)

I am trying to figure out a way to graphically represent the following result. I have four variables, two DV and two IV. All variables are continuous. There are unique relationships between these ...
0
votes
1answer
34 views

What kind of chart to use when comparing two sets of data, each with an X and Y?

So I did a survey for a class at school, and I am looking for a correlation between how often people read the news, and their opinion on a certain current event. People rated their up-to-dateness on ...
11
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3answers
2k views

What is the name of this type of plot?

Is there an official name for this extremely simple plot, in which vertical lines indicate the distribution of some samples in a range?
3
votes
2answers
79 views

Research methodology, statistical literacy and communication

When talking to clients or offering advice, I often find myself having to question the choice of plotting variables over time. For example, if a client is interested in understanding the relationship ...
22
votes
5answers
428 views

Color and line thickness recommendations for line plots

Much has been written about color blind-friendly color choices for maps, polygons, and shaded regions in general (see for example http://colorbrewer2.org). I have not been able to find ...
5
votes
5answers
682 views

Displaying three pieces of information on a graph

I want to display how much study I have done, and how many pages I have completed throughout the week, broken up by day, and I have done so as shown below: I have had people tell me that they can't ...
1
vote
1answer
39 views

Visualize difference between 2 classifiers

I trained 2 binary classifiers with the same data (a Decision Tree and a Random Forest). They both made a prediction on the same test data. Now, I want to visualize the difference in classification ...
5
votes
1answer
154 views

Minimizing numbers along diagonal

Please forgive my ignorance if this isn't the appropriate place to ask this question, I'm by no means an expert in statistics. I'll omit most of the esoteric linguistic details here, but I've run up ...