mba <- read.csv("C:\\Users\\Admin\\Desktop\\SARLAKG\\mba.csv")
attach(mba)
mean(gmat)

## [1] 711.1643

median(gmat)

## [1] 710

sd(gmat)

## [1] 29.33971

pnorm(62,58,4)

## [1] 0.8413447

hist(gmat)