Only the Upper 30% of a Normally Distributed Class Passed

question 42

Multiple Choice

Only the upper 30% of a normally distributed class passed a quiz for which the mean was 70 and the standard deviation was 10.In this class,76.7 and 78.4 are the boundary limits for students who scored between what percentiles?

• A)75th and 80th
• B)80th and 85th
• C)77th and 80th
• D)67th and 80th

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Definitions:

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Individuals who are part of the same team, working together towards a common goal or participating in the same activity.

Coercive

Relating to or using force or threats to persuade someone to do something or to achieve compliance.

Deduct

To subtract or take away an amount or part from a total.

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