Given a Normal Random Variable X with Mean of 82

question 68

True/False

Given a normal random variable x with mean of 82 and standard deviation of 12, the value of the standard normal random variable z associated with x = 70 is smaller than zero.

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Definitions:

Data Set

A collection of data, often used for analysis, typically consisting of related sets of information.

Median

A statistical measure representing the middle value in a data set, where half the numbers are above and half are below.

Mean

The arithmetic average, found by adding a set of values and dividing the sum by the number of values in the set.

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Individuals or companies that market goods or services to potential customers over the phone.