A population consists of items A, B, C, and D.A simple random sample will be selected from this population.Choose from the alternatives below the list all the possible samples of size 2.
A)AB, AD, AC, BC, BB, CD
B)AC, AD, AB, BA, BC, CD
C)AB, AC, AD, BC, BD, CD
D)AB, AC, AD, BA, BD, CD
E)AD, AC, BA, DB, DC, AB

Question

Quizplus · Accepted Answer

C) AB, AC, AD, BC, BD, CD represents all the unique combinations of the items A, B, C, and D taken two at a time without repetition and without regard to order, which is what defines a simple random sample of size 2 from this population.

A Population Consists of Items A, B, C, and D