Random sample of rows from subset of an R dataframe
73010
Sample random rows in dataframe
84565
How to select a subset of variables from my original long list in order to perform logistic regression analysis?
141502
Take n random elements from a List?
83044
Spatial subsetting SpatialPolygonsDataFrames completely within selecting area using R
152881
Using R's lm on a dataframe with a list of predictors
140639
Two sample tests for stratified randomization
33660
Efficiently selecting a set of random elements from a linked list
115397
Calculate the tendency of a set of samples
58129
Generate "nice" random matrix
18671
Subsample of a random sample: random sample?
22871
Generating samples from singular Gaussian distribution
128746
Probability of mean of random sample being in a certain range
145742
Repeat rows of a data.frame N times
105434
How do I select random rows in MySQL?
81170
How to replace NA with mean by group / subset?
3198
How to randomly subset X% of selected points?
31519
R: subsetting data frame by both certain column names (as a variable) and field values