At the onset, you need a complete list of individuals in order to do a cluster sample.

62-66. Please select the best answer.

A correlation of .21 is stronger than a correlation of -.33.

Participants were not told the true purpose of the study.

When a confound is found within an experiment, the external validity of the experiment is challenged.

You are interested in studying a group of people who make up just a small fraction of the population but that are theoretically interesting. Which type of probability sample would BEST allow you to sample them?

Which type of hypothesis represents a statement of equality?

An experiment that is highly controlled is said to have

One advantage of cluster sampling is

The operational definition refers to how you assess the validity of a variable.