Exam 1 Review

1. This term is also known as the “I-knew-it-all-along” phenomenon.

• 1. overconfidence

• 1. predictive bias

• 1. operational bias 

• hindsight bias

What is the measure of central tendency that indicates the score(s) that occurs most frequently?

• Mean

• Median

• Mode

• Standard Deviation

A positive correlation is stronger than a negative correlation

• True

• False

A ______ explains behaviors or events by offering ideas that organize observations.

• Theory

• Law

• Observation

• Operational Definition

A measure of how scores vary around the mean

• Standard Deviation

• Mode

• Median

• Average

The brain’s ability to build new neural pathways based on experience is also known as:

• Pruning

• Plasticity

• Neural Network Genesis

• Neural Networking

A few atypical scores can distort this measure of central tendency

• Mean

• Median

• Mode

• Standard Deviation

What is the range of measurement for a correlation?

• 1. 0.0 to +1.0

• 1. 0.0 to –1.0

• 1. –10.0 to +10.0

• 1. –1.0 to +1.0

In an experiment to see whether a new blood pressure pill is effective, what is the Independent variable?

• The pill

• Blood pressure levels

• Pill effectiveness

• Patient happiness

The more I study, the higher my grades get.

• Positive Correlation

• Negative Correlation

• Strong correlation

• Weak correlation