A researcher is interested in the effects of socioeconomic status and parenting styles.However, they primarily sample from exclusively low-income areas.Which threat to internal validity might this researcher be dealing with?
A)attrition
B)instrumentation
C)statistical regression
D)selection

Question

Quizplus · Accepted Answer

The researcher's primary sampling from exclusively low-income areas introduces a selection threat to internal validity because the sample may not be representative of the broader population, potentially biasing the results towards the effects of socioeconomic status and parenting styles within only low-income areas.

A Researcher Is Interested in the Effects of Socioeconomic Status