Answer to Question #142510 in Statistics and Probability for harpreet

Question

How many sample of size 3 are possible out of population size of 8?

Answer 1

Ordering of items is not necessary, thus combination is appropriate.

$C(8,3)=\frac{8!}{3!(8-3)!}=56$

56 samples of size 3 are possible from a population of size 8.