Determine the Sample Size Required to Estimate the Mean Score

question 53

Multiple Choice

Determine the sample size required to estimate the mean score on a standardized test within 4 points of thetrue mean with 98% confidence. Assume that s = 14 based on earlier studies.

• A) 67
• B) 9
• C) 172
• D) 1

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Definitions:

Average Applicants

Individuals who apply for a position or opportunity and whose qualifications, skills, and experiences are considered to be at a median level among all applicants.

Outstanding Applicant

is a candidate for a position or role who excels beyond others in qualifications, experience, or suitability.

Mediocre Applicant

A candidate for a position who does not stand out due to average performance, skills, or qualifications.

Contrast Error

A cognitive bias in performance appraisals where the evaluation is based on comparison with other individuals instead of objective standards.