A researcher reports a significant correlation using an alpha level of .01. The probability that the researcher is making a Type I error is p < .01.

One advantage of a factorial research design is that is creates a more realistic situation in which to observe the relationship between variables.

The Pearson correlation is used when both scores are _____.

In an experiment, the purpose for manipulating the independent variable is to help ____.

In which research situation below would an extraneous variable become a confounding variable?

If a study generates non-numerical data, a chi-square test for independence should be used for analysis.

In an observational study of autistic children, you record how much time each child spends playing alone during a 30-minute observation period. This is an example of the ____ method of quantifying behavior.

The direction of a relationship between variables is indicated by the ____.

One responsibility of the Institutional Review Board (IRB) is to ensure that ____.

To completely counterbalance a study, each possible order of treatments must be presented to a participant.