**C**

**ommands in Excel**

Statistic: MEAN

Command:

**=AVERAGE(**

*left click and select data*)Statistic: VARIANCE

Command:

**=VAR(**

*left click and select data*)Statistic: STANDARD DEVIATION

Command:

**STDEV(**

*left click and select data)***Commands in R**

garst <- c(148, 150, 152, 146, 154) # enter values for 'garst'

print(garst) # see if the data is there

var(garst) # compute variance

sd(garst) # compute standard deviation

plot(garst) # plot

hist(garst) # histogram or distribution