Answer: Comparing Two Data Sets In Exercise, find the

Chapter 2, Problem 44E

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QUESTION:

Problem 44E

Comparing Two Data Sets In Exercise, find the coefficient of variation for each of the two data sets. Then compare the results.

Annual Salaries Sample annual salaries (in thousands of dollars) for entry level electrical engineers in Boston and Chicago are listed.

Boston

70.4

84.2

58.5

64.5

71.6

79.9

88.3

80.1

69.9

Chicago

69.4

71.5

65.4

59.9

70.9

68.5

62.9

70.1

60.9

Questions & Answers

QUESTION:

Problem 44E

Comparing Two Data Sets In Exercise, find the coefficient of variation for each of the two data sets. Then compare the results.

Annual Salaries Sample annual salaries (in thousands of dollars) for entry level electrical engineers in Boston and Chicago are listed.

Boston

70.4

84.2

58.5

64.5

71.6

79.9

88.3

80.1

69.9

Chicago

69.4

71.5

65.4

59.9

70.9

68.5

62.9

70.1

60.9

ANSWER:

Solution:

Step 1 of 3:

We have the data for entry level electrical engineers annual salaries in Boston and Chicago.

Boston

70.4

84.2

58.5

64.5

71.6

79.9

88.3

80.1

69.9

Chicago

69.4

71.5

65.4

59.9

70.9

68.5

62.9

70.1

60.9

The claim is to find the coefficient of variance of the two data sets and we have to compare the results.


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