A Random Sample of Size 36 Is Taken from a Population

question 81

Multiple Choice

A random sample of size 36 is taken from a population with mean and standard deviation . Refer to Exhibit 7-5.The probability that the sample mean is between 15 and 18 is _______.

• A)0.0228
• B)0.8185
• C)0.8413
• D)0.8641

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Definitions:

Special Order

A one-time customer order typically at a reduced sale price, which does not disrupt regular production or sales activities.

Constrained Resource

A critical resource within a process or system that has a capacity limit potentially affecting overall performance or output.

Profitable Product

A product that generates more revenue than the costs involved in its production, marketing, and distribution.

Variable Selling Expense

Costs that vary directly with the volume of sales, including commissions and shipping fees.