Exhibit 19-2 Students in Statistics Classes Were Asked Whether They Preferred a Preferred

question 54

Multiple Choice

Exhibit 19-2
Students in statistics classes were asked whether they preferred a 10-minute break or to get out of class 10 minutes early. In a sample of 150 students, 40 preferred a 10-minute break, 80 preferred to get out 10 minutes early, and 30 had no preference. We want to determine if there is a difference in students' preferences.
-Refer to Exhibit 19-2. The null hypothesis should be

• A)rejected
• B)not rejected
• C)revised
• D)None of these alternatives is correct.

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Definitions:

Model

A representation, often simplified, of a system or phenomenon, used for analysis, interpretation, or to guide decisions.

Self-efficacy

Refers to an individual's belief in their capacity to execute behaviors necessary to produce specific performance attainments.

Task-specific

This term refers to skills, abilities, or strategies that are particularly relevant to, and used for, accomplishing a specific task.

Self-efficacy

An individual's belief in their own capacity to execute behaviors necessary to produce specific performance attainments.