The "Magical Number 7 $\pm$ 2" Was Derived from Studies on _____

question 97

Multiple Choice

The "magical number 7 $\pm$ 2" was derived from studies on _____.

• A) the spacing effect
• B) the serial position effect
• C) STM (short-term memory) capacity
• D) STM (short-term memory) duration

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Definitions:

Sample Size

Refers to the number of observations or data points used in a study or experiment.

Research Hypothesis

A statement predicting the outcome or relationship between variables that is tested through scientific research.

Geography Department

A division within an educational institution focusing on the study of Earth, its features, inhabitants, and phenomena.

Average GPA

The mean grade point average, calculated by adding all individual GPAs and dividing by the number of individuals.