The Average Cost for the Sample of 5 Sales of a Product

question 10

Multiple Choice

The average cost for the sample of 5 sales of a product is $\bar{x}$ =$230 and the sample standard deviation is s = $17.50.The hypothesized mean is μ₀= $250.Compute the value of the test statistic.

• A)-2.56
• B)-4.00
• C)-1.67
• D)-3.87

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Definitions:

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