For a Recent English Exam,use the Normal Model N(73,9

question 76

Multiple Choice

For a recent English exam,use the Normal model N(73,9.2) to find the percent of scores under 58.Round to the nearest tenth of a percent.

• A)94.8%
• B)4.2%
• C)95.8%
• D)1.63%
• E)5.2%

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Definitions:

Standard Deviation

A quantification of how much a group of values diverges or spreads out.

Confidence Interval

An expanse of measurable outcomes, derived from sample analysis, foreseen to incorporate the hidden value of a population attribute.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values from their mean.

Confidence Interval

A range of values, derived from sample data, that is likely to include the value of an unknown population parameter.