A psychologist manipulates the type of instructions participants are given when performing a task. One group of participants is told their performance on a task is affected only by chance, whereas a second group of participants is told their performance on the task relates to their ability levels. The research method used by this psychologist is called.
A)experimentation
B)naturalistic observation
C)quasi-experimentation
D)archival records research

Question

Quizplus · Accepted Answer

The psychologist is manipulating an independent variable (type of instructions) to measure the effect on a dependent variable (task performance). Additionally, the psychologist is using random assignment to ensure that participants are equally distributed across the different conditions. This is a classic example of an experimental research design.

A Psychologist Manipulates the Type of Instructions Participants Are Given