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 of all the possible samples of size 3.
A)ACB, ABD, ACD, BCD
B)ABC, ABD, ACB, BCD
C)ABC, CAD, ACD, BCD
D)ABC, ABD, ADB, BCD
E)ACB, ABD, DBA, CDB

Question

Quizplus · Accepted Answer

The correct list of all possible samples of size 3 from items A, B, C, and D is ACB (which should be ABC as the order doesn't matter in a simple random sample), ABD, ACD, BCD. These combinations cover all unique groupings of three items from the set of four without repetition.

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