data showing a positive relationship between weight and income for a sample of

Chapter 14, Problem 16

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QUESTION:

Problem 11 presented data showing a positive relationship between weight and income for a sample of professional men. However, weight was coded in five categories that could be viewed as an ordinal scale rather than an interval or ratio scale. If so, a Spearman correlation is more appropriate than a Pearson correlation. Convert the weights and the incomes into ranks and compute the Spearman correlation for the scores in Problem 11.

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QUESTION:

Problem 11 presented data showing a positive relationship between weight and income for a sample of professional men. However, weight was coded in five categories that could be viewed as an ordinal scale rather than an interval or ratio scale. If so, a Spearman correlation is more appropriate than a Pearson correlation. Convert the weights and the incomes into ranks and compute the Spearman correlation for the scores in Problem 11.

ANSWER:

Step 1 of 3

Given:

The following data shows a positive relationship between weight and income for professional men.

Weight (X)

Income(Y)

4

151

5

88

3

52

2

73

1

49

3

92

1

56

5

143

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