Consider the parking data in Example 10-12. (a) Use the paired t-test to investigate the claim that
Question:
Consider the parking data in Example 10-12.
(a) Use the paired t-test to investigate the claim that the two types of cars have different levels of difficulty to parallel park. Use α = 0.10.
(b) Compare your results with the confidence interval constructed in Example 10-12 and comment on why they are the same or different.
(c) Investigate the assumption that the differences in parking times are normally distributed.
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a 1 The parameter of interest is the difference between the mean ...View the full answer
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Related Book For 
Applied Statistics And Probability For Engineers
ISBN: 9781118539712
6th Edition
Authors: Douglas C. Montgomery, George C. Runger
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