Question

Psychological research suggested an association between birth order and certain abilities. For example, first born children are often logical in their thinking whereas later born are more creative. A psychologist wonders whether this might mean birth order is associated with different career choices. She decided to investigate and asks 50 artists and 65 lawyers whether they were first born children in their family or not. What sampling method should be used to Carry out this study?

Answer 1

Stratified Sampling should be used to carry out this study.

In Stratified Sampling, the researcher must identify the types of people that will form the target population and must work on the proportion needed to represent said type in the target population.

In the above paragraph, artists and lawyers are the types of people that she needs to form the target population. Her proportions are 50 artist and 65 lawyers.