Tagged Questions

3
votes
1answer
71 views

Statistical grounding for difference between median as a proportion of overall visible spread

I'm helping someone with prep for their stats assessment and they are being instructed to use the following to make an informal inference about the population: I was wondering if there is any ...
3
votes
2answers
216 views

Interpreting weird box plot

Although I'm fairly new to box plots, I thought I had got the hang of them, until I came upon this one today. I don't know what to make of that bottom "whisker" drawn inside the box. This ...
4
votes
1answer
73 views

Understanding the whiskers of a boxplot

I have a question regarding the interpretation of the whiskers of a boxplot. I have read the following: "On the top and bottom of the rectangle, the “whiskers” show the range of 1.5 times the distance ...
0
votes
0answers
182 views

Boxplots using ggplot2 [closed]

I am completely new to using ggplot2 but heard of its great plotting capabilities. I have a list with different samples and for each sample, I have sample observations according to three instruments. ...
1
vote
1answer
239 views

Outliers for boxplot

If I have a set of data and I want to display it as a boxplot, when there are some outliers in the boxplot, we indicate outliers with a *. If there are two outliers ...
0
votes
2answers
407 views

Equivalent of a boxplot for normally distributed data?

If I plot some data in function of a categorical variable in R, I get the standard boxplot. However, the boxplot displays non-parametric statistics (quantiles) that don't seem appropriate for normally ...
1
vote
0answers
520 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: ...
6
votes
2answers
184 views

Making boxplots of hourly data in R

I have air temperature measurements from two fixed locations measured at hourly intervals. The code below is a random set of numbers used to represent the format of my data: ...
4
votes
2answers
536 views

Wondering what this bean plot analysis chart means

How does one interpret and generate bean plot charts. Here is one example taken from Walkes et al. 2010. What kind of data is it most useful for?
1
vote
1answer
263 views

How to draw a side-by-side plot mentioned in “Graphical Display as an Aid to Analysis”

Emerson, J. D. (1991) Graphical Display as an Aid to Analysis, in Fundamentals of Exploratory Analysis of Variance (eds D. C. Hoaglin, F. Mosteller and J. W. Tukey), John Wiley & Sons, Inc., ...
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
1answer
584 views

Creating a plot with boxplots ranked by quantiles in R

I am trying to create a plot in R which gives me boxplots (and/or distributions) of one column ranked by quantiles (and/or equally spaced groups) of another column in a dataframe. An example would be ...
17
votes
2answers
882 views

Is there a boxplot variant for Poisson distributed data?

I'd like to know if there is a boxplot variant adapted to Poisson distributed data (or possibly other distributions)? With a Gaussian distribution, whiskers placed at L = Q1 - 1.5 IQR and U = Q3 + ...
4
votes
2answers
1k views

Combine multiple boxplots in a lattice

I have a data-table that has about 26000 rows and about 35 columns. The columns are paired, so the values in columns 6 and 7 (for example) are related to each other, so are 8 and 9 and so on. There ...
5
votes
1answer
582 views

Plotting binomial proportions on a box & whiskers plot using R

Apologies in advance - I'm a bit of a newbie with R but I've been Google-ing this for weeks and I haven't found a straight answer. The problem Basically, I'm looking to plot proportions with their ...
9
votes
7answers
2k views

What are some alternatives to a boxplot?

I am working on creating a website, which displays the census data for a user selected Polygons & would like to graphically show the distribution of various parameters (one graph per parameter). ...
7
votes
2answers
254 views

Boxplots as tables

We are preparing a manuscript and the editor asked us to convert a figure with a boxplot into a table "because of the more exact data content". While I think boxplots are pretty decent in revealing ...
9
votes
2answers
2k views

Show average instead of median in boxplot

When plotting a boxplot with python matplotblib, the lines halfway the plot is the median of the distribution. Is there a possibility to instead have the line at the average. Or to plot it next to it ...