Questions from Statistical Techniques


Q: The monthly issues of the Journal of Finance are available on the

The monthly issues of the Journal of Finance are available on the Internet. The table below shows the number of times an issue was downloaded over the last 33 months. Suppose that you wish to summariz...

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Q: The information below shows the cost for a year of college in

The information below shows the cost for a year of college in public and private colleges in 2002–03 and 2015–16. What is the geometric mean annual increase for the...

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Q: The Department of Statistics at Western State University offers eight sections of

The Department of Statistics at Western State University offers eight sections of basic statistics. Following are the numbers of students enrolled in these sections: 34, 46, 52, 29, 41, 38, 36, and 28...

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Q: The American Society of PeriAnesthesia Nurses (ASPAN; www.aspan

The American Society of PeriAnesthesia Nurses (ASPAN; www.aspan.org) is a national organization serving nurses practicing in ambulatory surgery, preanesthesia, and postanesthesia care. The organizatio...

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Q: The numbers of outstanding shares for 24 publicly traded companies are listed

The numbers of outstanding shares for 24 publicly traded companies are listed in the following table. a. Using the number of outstanding shares, summarize the companies with a frequency distribution...

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Q: The Citizens Banking Company is studying the number of times the ATM

The Citizens Banking Company is studying the number of times the ATM located in a Loblaws Supermarket at the foot of Market Street is used per day. Following are the number of times the machine was us...

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Q: All eight companies in the aerospace industry were surveyed as to their

All eight companies in the aerospace industry were surveyed as to their return on investment last year. The results are: 10.6%, 12.6%, 14.8%, 18.2%, 12.0%, 14.8%, 12.2%, and 15.6%. Calculate the (a) R...

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Q: Midland National Bank selected a sample of 40 student checking accounts.

Midland National Bank selected a sample of 40 student checking accounts. Below are their end-of-the-month balances. a. Tally the data into a frequency distribution using $100 as a class interval and...

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Q: As part of a study of corporate employees, the director of

As part of a study of corporate employees, the director of human resources for PNC Inc. wants to compare the distance traveled to work by employees at its office in downtown Cincinnati with the distan...

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Q: An investor owns three common stocks. Each stock, independent of

An investor owns three common stocks. Each stock, independent of the others, has equally likely chances of (1) Increasing in value, (2) Decreasing in value, or (3) Remaining the same value. List the p...

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