Tagged Questions

7
votes
6answers
370 views

Graph for relationship between two ordinal variables

What is an appropriate graph to illustrate the relationship between two ordinal variables? A few options I can think of: Scatter plot with added random jitter to stop points hiding each other. ...
3
votes
3answers
142 views

Using scatter plots to understand multiple values of Y for a given X

As I understand it, a scatter plot can contain multiple data points with the same independent variable value, and different values for the dependent variable. For example, if the horizontal axis ...
0
votes
2answers
365 views

Problems plotting GLM data of binomial proportional data

This might be a question for the programmers, but I thought I would ask here first. Im comparing browsing pressure on plants between sites. Ive a value to indicate Browsing Pressure and count data ...
1
vote
0answers
522 views

How do I create a categorical scatterplot in R like boxplots? [closed]

Does anyone know how to create a scatterplot in R to create plots like these in PRISM's graphpad: ...
2
votes
3answers
543 views

Correlation plots with missing values

I have 9 vectors of numeric data. I want to make correlation plots for these 9 vectors. However some vectors are of a different length to others - some have up to 240 observations while others have ...
11
votes
1answer
2k views

Scatterplot with contour/heat overlay

I saw this plot in the supplement of a recent paper and I'd love to be able to reproduce it using R. It's a scatterplot, but to fix the overplotting there are contour lines that are "heat" colored ...
13
votes
3answers
2k views

What's a good way to use R to make a scatterplot that separates the data by treatment?

I'm very new with R and stats in general, but I need to make a scatterplot that I think might be beyond its native capacities. I have a couple of vectors of observations and I want to make a ...
1
vote
1answer
407 views

Generating volcano scatterplot

This might look a very silly question to many of you but please answer. I am interested in generating a volcano plot for my dataset, which has four columns and all values are in log2. column 1 has ...
4
votes
3answers
2k views

How to do a pretty scatter plot in R?

I am trying hard to do the following and have already spent a few hours in vain: I wanted to do the scatter plot. But given the high dispersion on those dots, I would like to bin the x-axis and then ...
4
votes
3answers
2k views

How can I draw a boxplot without boxes in R?

Using R, I'd like to plot two boxplots without the boxes—just the points. Creating clean boxplots in R is trivial: ...
3
votes
3answers
723 views

Creating univariable smoothed scatterplot on logit scale using R

I am learning logistic regression modeling from the book Applied Logistic Regression by Hosmer. I need to create a plot named "create univariable smoothed scatterplot on logit scale", something like ...
3
votes
3answers
438 views

What are alternatives to scatterplots when studying the relationship between two numeric variables?

I have questions about a study I was reading. In this study about children and money, the relationship between the age of the children and their weekly pocket money was assessed. The researchers ...
9
votes
3answers
3k views

How do I avoid overlapping labels in an R plot?

I'm trying to label a pretty simple scatterplot in R. This is what I use: plot(SI, TI) text(SI, TI, Name, pos=4, cex=0.7) The result is mediocre, as you can see ...
3
votes
2answers
2k views

Automating plotting CSV files quickly and with some level of artistic control

Suppose my CSV file has time and various columns of data vs time. I want to be able to automate plotting. To a file at least; multiple formats or to the screen as well is a plus. There will be lots ...
18
votes
2answers
413 views

Good online resource with tips on graphing association between two numeric variables under various conditions

Context: Over the while I've acquired a set of heuristics on how to effectively plot the association between two numeric variables. I imagine most people who work with data would have a similar set ...
7
votes
2answers
189 views

How can I remove the z-order bias of a coloured scatter plot?

I'm currently working on a plot engine for my project. This engine should be robust for a wide range of inputs. In order to analyse the data, I'm plotting a series of graphs utilising ...
2
votes
1answer
319 views

Selectively tweaking pairs() axes?

Question on pairs() I'd like to use pairs() to choose a functional form for modeling a set of data. I know that several of my independent and dependent variables ...