Assume a researcher has grouped people into categories by age,as follows: 20-29,30-39,40-49,50-59.A person can only be placed into one of these categories,thus these categories are said to be
A)exhaustive
B)permutations
C)joint probabilities
D)mutually exclusive

Question

Quizplus · Accepted Answer

Mutually exclusive means that an individual can only belong to one category and cannot belong to more than one. In this case, each age group is exclusive, meaning that an individual can only be in one age group and cannot be in two or more groups at the same time. Therefore, D is the best answer.

Assume a Researcher Has Grouped People into Categories by Age,as