hypothesis testing code snippets in r

calculate the z score by group in r

create a 2 paired t test on two random datasets of numbers in r

find a zscore in r

how to make a shapiro test on some columns from a data table in r

how to perform t-test in r

plot qlrdf in a ggplo2 2 plot qlrdf <- as.data.frame(qlr$fstats) qlrdf <- qlrdf %>% mutate(index = c(1:1730), stats = x) qlrdf$x <- null in r

test difference of variances of 2 variablse in r

test if slope is significantly different than 8 in r