How was the install process?
It’s pretty strait forward.
What other statistical software have you used?
Excel and nothing else.
# install.packages("psych")
# install.packages("psychTools")
library(psych)
library(psychTools)
data(epi.bfi)
hist(epi.bfi$bdi)
mean(epi.bfi$bdi)
## [1] 6.779221