Module 2

Question 0

Scientific method

Answer 0

Psychologist, like all scientists, use the scientific method to construct theories that organize, summarize, and simplify observations.

Question 1

Hindsight bias

Answer 1

We tend to believe, after learning an outcome, that we would have for seen it.

I knew it all along phenomenon

Question 2

Theory

Answer 2

An explanation that integrates principles, organizes and predicts behaviors or events.

Example, how low self-esteem contributes to depression.

Question 3

Hypothesis

Answer 3

A testable prediction,often induced by theory, to enable us to accept, reject, or revise the theory.

Question 4

Research

Answer 4

Would require us to administer tests of self-esteem and depression to people.

Question 5

Mode

Answer 5

The most frequently occurring score in a distribution.

Question 6

Mean

Answer 6

The arithmetic average scores in a distribution obtained by adding the scores and then dividing by their number.

Question 7

Median

Answer 7

The middle score in a rank ordered distribution.