Questions from Business Statistics

Q: When the Internal Revenue Service (IRS) tax code was revised

When the Internal Revenue Service (IRS) tax code was revised in 1986, Congress granted some special exemptions to specific corporations. The U.S. government’s revenue losses due to s...

Q: Continuing with the revenue loss data of Table 3.8.

Continuing with the revenue loss data of Table 3.8.11: a. Find the logarithm for each data value. Omit the two firms with zero revenue loss from your answers to this problem. b. Construct a histogram...

Q: Should we agree with Billings at the next meeting? Justify your

Should we agree with Billings at the next meeting? Justify your answer by careful analysis of the available data.

Q: What action would you recommend? Why?

What action would you recommend? Why?

Q: The number of small electric motors rejected for poor quality, per

The number of small electric motors rejected for poor quality, per batch of 250, were recorded for recent batches. The results were as follows: 3, 2, 7, 5, 1, 3, 1, 7, 0, 6, 2, 3, 4, 1, 2, 25, 2, 4, 5...

Q: Consider the price of renting a car for a week, with

Consider the price of renting a car for a week, with manual transmission but declining the collision damage waiver, in 13 European countries (Table 3.8.12). a. Draw a histogram of this data set. b. De...

Q: Draw a histogram of interest rates offered by banks on certificates of

Draw a histogram of interest rates offered by banks on certificates of deposit and describe the distribution shape: 9.9%, 9.5%, 10.3%, 9.3%, 10.4%, 10.7%, 9.1%, 10.0%, 8.8%, 9.7%, 9.9%, 10.3%, 9.8%, 9...

Q: Draw a histogram of the market values of your main competitors (

Draw a histogram of the market values of your main competitors (in millions of dollars) and describe the distribution shape: 3.7, 28.3, 10.6, 0.1, 9.8, 6.2, 19.7, 23.8, 17.8, 7.8, 10.8, 10.9, 5.1, 4.1...

Q: Consider the salaries (in thousands of dollars) of a group

Consider the salaries (in thousands of dollars) of a group of business executives: 177, 54, 98, 57, 209, 56, 45, 98, 58, 90, 116, 42, 142, 152, 85, 53, 52, 85, 72, 45, 168, 47, 93, 49, 79, 145, 149, 6...

Q: Consider the order size of recent customers (in thousands of dollars

Consider the order size of recent customers (in thousands of dollars): 31, 14, 10, 3, 17, 5, 1, 17, 1, 2, 7, 12, 28, 4, 4, 10, 4, 3, 9, 28, 4, 3. a. Construct a histogram for this data set. b. Describ...