A Researcher Selects a Sample of 6 Professors,6 Students,and 6

question 64

Multiple Choice

A researcher selects a sample of 6 professors,6 students,and 6 administrators at a local school and has them rate the effectiveness of an innovative new teaching style.In this example,is it possible that the weighted mean ratings will equal the arithmetic mean for the entire sample of 18 participants?

• A)No,the weighted mean is never exactly equal to the arithmetic mean.
• B)Yes,because there are an even number of participants in each sample.
• C)Yes,because the sample sizes are equal in this example.
• D)It is not possible to know this without knowing the mean for each sample.

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Definitions:

Hazardous Occupations

Jobs or professions that involve a high risk of physical injury or health hazards to the employees performing them.

Worker Retention

The ability of an organization to retain its employees and reduce turnover by creating a positive work environment and offering competitive benefits.

Management Climate

The overall tone, environment, and culture within an organization as shaped by management's leadership and policies.

Supervisor Relationship

The dynamic and interaction between a supervisor and their subordinates, impacting work environment and productivity.