Determine the z-score for bob and tom

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Business Statistics Assignment

Students in a college course take a common final exam. The exam scores are normally distributed with a mean of 76 and a standard deviation of 8.

Bob scored an 88 and Tom scored a 69.

a.) Determine the z-score for Bob. Round to the nearest hundredth.

b.) Determine the z-score for Tom. Round to the nearest hundredth.

c.) Determine the area under the curve between Bob's z-score and the mean. Change the area to a percentage.

d.) What percent of students scored lower than Bob? Show your work.

e.) What percent of students scored lower than Tom? Show your work.

Reference no: EM131491642

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