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Matt Parker

Denver, CO

github.com/mmparker

Age: 28

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Top Questions
Top Answers
58
How to join data frames in R (inner, outer, left, right)?
stackoverflow.com

14
Resources for an R user who must learn SAS
stats.stackexchange.com

13
How to get row from R dataframe
stackoverflow.com

13
ggplot legend issue w/ geom_point() and geom_text()
stackoverflow.com

12
how to develop a program to minimize errors in human transcription of hand written surveys
stackoverflow.com

12
Why is Poisson regression used for count data?
stats.stackexchange.com

10
Most used data wrangling methods/commands in R
stackoverflow.com

10
What is the meaning of p values and t values in statistical tests?
stats.stackexchange.com

10
Group vs Stacked Bar Plots
stats.stackexchange.com

9
What is the most useful R trick?
stackoverflow.com

9
Self study vs a taught education?
stats.stackexchange.com

8
R: Initializing data.frames()
stackoverflow.com

7
Looping over variables in ggplot
stackoverflow.com

7
Parametric techniques for n-related samples
stats.stackexchange.com

6
What R package do you use most?
stackoverflow.com

6
How to measure the “well-roundedness” of SE contributors?
stats.stackexchange.com

6
What's a good approach to teaching R in a computer lab?
stats.stackexchange.com

6
How can I attract the experts to answer my very specific question?
meta.stackoverflow.com

6
Geocoding that's anonymous, good, and free - does it exist?
gis.stackexchange.com

5
Using COM in R language
stackoverflow.com

5
Workflow for statistical analysis and report writing
stackoverflow.com

5
Only keep min value for each factor level
stackoverflow.com

5
Interactively ask user for filename before saving file
stackoverflow.com

5
Visualizing standard deviation on a Cartesian plot
stats.stackexchange.com

5
How should I handle categorical variables with multiple levels when doing backward elimination?
stats.stackexchange.com

5
What are some Free and Open Source GIS Desktop packages
gis.stackexchange.com