Over the Entire Six Years That Students Attend an Ohio

question 34

Multiple Choice

Over the entire six years that students attend an Ohio elementary school, they are absent, on average, 28 days due to influenza. Assume that the standard deviation over this time period is σ = 9 days. Upon graduation from elementary school, a random sample of 36 students is taken and asked how many days of school they missed due to influenza. What is the standard deviation for the sampling distribution of the number of school days missed due to influenza?

• A) 1.22
• B) 1.50
• C) 2.25
• D) 9.00

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Definitions:

Closed Group

A type of group or team with fixed membership where new members can join only when a current member leaves or through a specific selection process.

Negative Characteristics

Traits or qualities deemed undesirable or harmful, often resulting in negative judgments or perceptions by others.

Teamwork

The collaborative effort of a group to achieve a common goal or to complete a task in the most effective and efficient way.

Informal Groups

Groups that form naturally among individuals within an organization based on shared interests or friendships, rather than being officially structured.