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?

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Definitions:

Microprocessors

Integrated circuits that contain the basic functions of a computer's central processing unit (CPU), performing arithmetic, logic, controlling, and processing operations specified by the instructions in the computer program.

Mainframes

Large, powerful computers used primarily by large organizations for critical applications, massive data processing, and transaction processing.

Large Computers

High-capacity, powerful computing systems often used in enterprise settings for large-scale computation, data processing, and complex tasks. These may include mainframes and supercomputers.

The CPU

The Central Processing Unit, which is the primary component of a computer that performs most of the processing inside a computer.