A Statistics Class at Wilmington College Has 25 Students of Which

question 78

Multiple Choice

A statistics class at Wilmington College has 25 students of which 15 are math majors and 10 are business majors. The professor randomly selects five students to work together on a group project. What is the standard deviation of this probability distribution if selecting a business major is defined as a success?

• A)1.507
• B)0.255
• C)0.850
• D)1.000

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Definitions:

Statistical Significance

The likelihood that a research finding represents a genuine effect rather than a chance fluctuation of measurement.

Twin-Study Method

A procedure for examining the role of genetics on personality in which pairs of monozygotic and dizygotic twins are compared.

Genetics

The study of heredity and the variation of inherited characteristics among living organisms.

Personality

Consistent behavior patterns and intrapersonal processes originating within the individual.