A Company's Human Resource Department Was Interested in the Average

question 156

Multiple Choice

A company's human resource department was interested in the average number of years that a person works before retiring. The sample of size 11 follows: (i) Based on the values of the arithmetic mean, median, and mode, the distribution is most likely symmetrical.
(ii. The arithmetic mean is 20.4.
(iii) The median is 21.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements, but not (i).
• E) (i), (ii) and (iii) are all false statements.

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Definitions:

Family Environment

The social and emotional atmosphere in which a person grows up or lives.

Socioeconomic Status

An individual's or group's position within a hierarchical social structure, which is often determined by a combination of income, education, and occupation.

Hypothesis

An initial explanation offered for a phenomenon that serves as a basis for ongoing exploration.

Depressed Students

Students who are experiencing symptoms of depression, including persistent sadness, lack of interest in activities, and difficulty concentrating.