Question #2006099: T-test

Question: What is the relationship between the amount spent per week on food and the size of the family? Do larger families spend more on food? A sample of 10 families in the Chicago area revealed the following figures for family size and the amount spent on food per week.

Family Size Amount spent on food
3 99
6 104
5 151
6 129
6 142
3 111
4 74
4 91
5 119
3 91

a. Compute the coefficient of correlation.

b. Determine the coefficient of determination.

c. Can we conclude that there is a positive association between the amount spent on food and

the family size? Use the .05 significance level.

Solution: The solution consists of 224 words (2 pages)
Deliverables: Word Document

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