Print$-$O$-$Matic would like to estimate their mean salary of all employees. To accomplish this they collect the salary of $19$ employees.

Match the following:

a Print$-$O$-$Matic employee

all Print$-$O$-$Matic employees

salary

mean salary for $19$ Print$-$O$-$Matic employees

$19$ Print$-$O$-$Matic employees

mean salary for all Print$-$O$-$Matic employees

a$.$ individual$/$observation

b$.$ population

c$.$ sample

d$.$ variable

e$.$ population parameter

f$.$ sample statistic