Solve the Problem

question 80

Multiple Choice

Solve the problem. Round your answer to one decimal place, if necessary.
-The distribution of sample means for monthly employee income at a particular company for samples of 70 employees is normal with a mean of $5921 and a standard deviation of $219. You take a random sample of 70 employees from the company and find that their mean monthly income is $5668. How many standard deviations is the sample mean from the mean of the distribution of sample means?

• A)1.2 standard deviation(s)below the mean
• B)1.2 standard deviation(s)above the mean
• C)9.7 standard deviation(s)below the mean
• D)253 standard deviation(s)above the mean

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Definitions:

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Referring to the biological sex that produces sperm in sexual reproduction, characterized by XY chromosomes in mammals.

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A reflex in infants when an arm is pulled and the infant's hand automatically grasps the object or person as a response.