When every participant in an experiment has an equally likely chance of receiving any one of the treatments,the researcher is using
A) independent assignment.
B) random assignment.
C) direct assignment to condition.
D) systematic assignment.

Question

Quizplus · Accepted Answer

Random assignment ensures that every participant has an equally likely chance of receiving any one of the treatments, therefore reducing the chance of bias and increasing the generalizability of the results. Independent assignment, direct assignment to condition, and systematic assignment do not necessarily ensure randomization and can lead to bias.

When Every Participant in an Experiment Has an Equally Likely