If the Scores on a Certain Exam Are Normally Distributed

question 6

Multiple Choice

If the scores on a certain exam are normally distributed with a mean of 79 and a standard deviation of 7 , then 95% of the scores will fall in which interval?

• A) [72,86]
• B) [58,100]
• C) [68.5,89.5]
• D) [65,93]
• E) [75,83]

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Definitions:

People

Human beings collectively, often referred to in the context of society, organizations, or groups.

Environments

The surrounding conditions or settings in which individuals, communities, or organisms live and interact.

Dominant Type

A personality or behavioral pattern characterized by assertiveness, control, and leadership, often taking precedence in social or work settings.

Multiple Types

The existence or occurrence of various kinds or forms of something.