Scores on a Business Statistics Final Exam Are Normally Distributed

question 76

Short Answer

Scores on a business statistics final exam are normally distributed with a mean of 74 and standard deviation of 8. z value for the exam score of 84 equals ________.

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Definitions:

Class B

Often used in categorization systems to denote a second or intermediate quality, level, or grouping.

Absolute Frequency

The total count of occurrences of a specific event or characteristic in a given dataset.

Median

The middle value in a set of data when it is ordered in numerical sequence, or the average of the two middle values when the set has an even number of values.

Average

A statistical measure that summarizes a data set by dividing the sum of all values by the number of values.