Exam 2: Psychology’s Scientific Method

In inferential statistics,_____ means that the differences observed between two groups are large enough that it is highly unlikely that those differences are merely due to chance.

In descriptive statistics,the three measures of central tendency are:

Meta-analytic results in psychological research are more powerful than the results of a single study because:

List four drawbacks of doing research in a laboratory.

The internal validity of a study refers to the degree to which an experimental design actually reflects the real-world issues it is supposed to address.