Driver’s Education. In order to determine whether or not a driver’s education course improves the scores on a driving exam, a random sample of seven students was given the exam before and after taking the course. The results are shown below. Use α = .10. State the decision rule in terms of the critical value.

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Driver’s Education. In order to determine whether or not a driver’s education course improves the scores on a driving exam, a random sample of seven students was given the exam before and after taking the course. The results are shown below.

Use α = .10. State the decision rule in terms of the critical value.

Student Score After
566 A WN1
2
3
4
7
92
86
89
90
93
88
97
Score Before
86
88
84
90
85
90
91
Transcribed Image Text:Student Score After 566 A WN1 2 3 4 7 92 86 89 90 93 88 97 Score Before 86 88 84 90 85 90 91
Expert Solution
Step 1

Given:

Sample size n = 7

Significance level α = 0.10

Formula Used:

Test-statistic-t = d-μdsdn

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