# Refer to the Baseball 2005 data, which reports information (answer attached) - 14422

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Refer to the Baseball 2005 data, which reports information (answer attached)

CH 3,

88.Refer to the Baseball 2005 data, which reports information on the 30 major league teams

for the 2005 baseball season.

a. Select the variable team salary and find the mean, median, and the standard deviation.

b. Select the variable that refers to the age the stadium was built. (Hint: Subtract the

year in which the stadium was built from the current year to find the stadium age and

work with that variable.) Find the mean, median, and the standard deviation.

c. Select the variable that refers to the seating capacity of the stadium. Find the mean,

median, and the standard deviation

Excel file attached (CH3_ 88)

CH 8,

38. The mean amount purchased by a typical customer at Churchill’s Grocery Store is \$23.50

with a standard deviation of \$5.00. Assume the distribution of amounts purchased follows

the normal distribution. For a sample of 50 customers, answer the following questions.

a. What is the likelihood the sample mean is at least \$25.00?

b. What is the likelihood the sample mean is greater than \$22.50 but less than \$25.00?

c. Within what limits will 90 percent of the sample means occur?

Solution Description

CH 3,

88.Refer to the Baseball 2005 data, which reports information on the 30 major league teams

for the 2005 baseball season.

a.

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