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John

Rating
1493.13 (4,336,964th) 		Reputation
19,389 (7,081st)
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Title Δ
How to extract values between adjacent variables in a correlation m... -0.81
Scatterplot with axes centered at 0 to look like "crosshairs&q... 0.00
Could we do backward elimination with mixed model using lmer 0.00
Mysterious behaviour of seq and == operator. A precision issue? +1.96
How to calculate arcsin(sgn(x)√|x|)? +0.00
Logistic regression in R 0.00
Aggregate (count) rows that match a condition, group by unique values -0.30
Deleting Line from Plot +0.01
Creating a series of graphs in R -1.18
R: Removing fraction of binary elements in vector +0.03
R sorting column 0.00
Average over list by row in R +0.44
How can I compute an ANOVA for this mixed-design experiment for err... -1.96
How can I make a list of all the unique pairs of data points in R? +0.50
dotplot of random effects +0.22
Removing repeated rows with each interval from data.frame in R +0.04
geom_vline with Character xintercept -0.51
How to delete row n and n+1 in a dataframe? -1.11
Creating a large covariance matrix -1.99
Is a loop the most effective way of doing operation between element... -0.52
Preserving large numbers -0.24
Why does pygame.sndarray.make_sound seemingly quadruple the sound d... 0.00
Input variable list without manually adding a comma between them -0.01
Stacked Barplot together with Line in R -0.51
R: Using "segment" command to put vertical lines between... 0.00
Indexing redundantly named vector in R +0.01
Use outer instead of expand.grid +1.49
Regress each column in a data frame on a vector in R +0.11
Converting a numeric matrix into a data.table (or data.frame) -1.77
split column into two with "/" separator in r -0.60
How to make a barplot with R from a table? -0.54
Another nested loop in R +1.26
Gantt style time line plot (in base R) -1.19
Mean diamond plot on boxplot in R 0.00
Point clipped on x-axis in ggplot -0.25
lists, data.frame loops & indexing questions -0.42
can I find position in R while avoiding looping? -0.59
Merging two large data sets together 0.00
Producing a vector graphics image (i.e. metafile) in R suitable for... 0.00
Speeding up a for loop in R -0.39
horizontal line graph with assambly in R +2.85
Need to add a column to a data frame. The data is in another vector... -0.04
How to format data in (a) CSV file(s) so that it can easily be impo... +0.56
Convert a series of values in to a relative 1-10 scale +0.58
How do I add columns to expand a matrix in R -0.38
R: Comment out block of code +1.25
How to reshape a matrix -0.41
R: Is it possible to parallelize / speed-up the reading in of a 20... +0.46
Shade area between 2 curves 0.00
tapply like issue, but require dataframe output - R -1.28