Twenty Percent of the Students in a Class of 100

question 11

Multiple Choice

Twenty percent of the students in a class of 100 are planning to go to graduate school. The standard deviation of this binomial distribution is

• A)20
• B)16
• C)4
• D)2

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Definitions:

Human Welfare

Refers to the general health, happiness, and safety of a person or society.

Meta-Analysis

A statistical technique that combines the results of multiple studies to determine overall trends.

Significance Testing

A statistical method used to determine if the results of a study are likely to be true, or if they occurred by chance.

Cross-Sectional Research

A research method that involves analyzing data from a population, or a representative subset, at a specific point in time.