(Steps Shown) The durations of a random sample of 28 Omvey Bus joureys on Saturdays between Bleezkey and Dalvey are: 64 51 68 73 62 71 59 70 58 54 60 68
Question: The durations of a random sample of 28 Omvey Bus joureys on Saturdays between Bleezkey and Dalvey are:
64 51 68 73 62 71 59 70 58 54 60 68 51 45 53 77 68 64 64 66 66 67 60 50 61 50 70 47
- Produce a comparative boxplot to show these data plotted on the same axes as the data in example.
- Construct a 90% confidence interval for the mean delivery time.
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