Find the Necessary Sample Size

question 60

Multiple Choice

Find the necessary sample size.
-The monthly earnings of a group of business students are are normally distributed with a standard deviation of 545 dollars. A researcher wants to estimate the mean monthly earnings of all business
Students. Find the sample size needed to have a confidence level of 95% and a margin of error of
128 dollars.

• A)2
• B)5
• C)61
• D)70

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Definitions:

Team Size

Refers to the number of individuals that constitute a team, affecting its dynamics and performance.

Effectiveness

The degree to which objectives are achieved and targeted results are fulfilled within an organization or system, often used as an indicator of success.

Organizational

Relating to the structure or functioning of an organization, including its systems, policies, and procedures.

Diverse Team

A group composed of members with varying backgrounds, skills, perspectives, and identities, which can enhance creativity and innovation.