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The Price of a Particular Brand of Jeans Has a Mean

question 79

Essay

The price of a particular brand of jeans has a mean of $37.99 and a standard deviation of $7. A sample of 49 pairs of jeans is selected. Use Excel to answer the following questions.
a.What is the probability that the sample of jeans will have a mean price less than $40?
b.What is the probability that the sample of jeans will have a mean price between $38 and $39?
c.What is the probability that the sample of jeans will have a mean price within $3 of the population mean?


Definitions:

Defining Problems

The process of identifying issues or obstacles that prevent achieving a desired outcome or goal.

Generating Alternatives

The process of developing multiple options or approaches to solve a problem or make a decision.

Objective Probability

The likelihood of an event occurring based on factual data and statistical analysis rather than personal judgment or opinion.

Death Rates

The ratio of deaths in a particular population, location, or group to the total population, typically expressed per thousand or hundred thousand.

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