Exam 2: A--Scientific Methods in Psychology

The ____________________ is a measurement of the amount of variation among scores in a normal distribution.

Replicable results are those that anyone can obtain, at least approximately, by following the same procedures.

A ____________________ study is a procedure in which investigators measure the correlation between two variables without controlling either of them.

A ____________________ is one of the most difficult to obtain, but is best-suited for generalizing to the whole population?

In general, the smaller the p value, the more impressive the results.

Before conducting any experiment on humans, a psychological investigator must obtain ____________________.

Falsifiability, independent variables, dependent variables, blind observers, and demand characteristics are all potential characteristics of an experiment. Which of these would an experimenter try to minimize or avoid and why?

A population is the entire group of individuals to be considered.

A falsifiable theory is a theory that scientists have tested and proved to be false.