[Solution] The Omney Bus Company operates a service between Bleezkey and Dalney. The durations, in minutes, of a random sample of 21 weekday journeys are:
Question: The Omney Bus Company operates a service between Bleezkey and Dalney. The durations, in minutes, of a random sample of 21 weekday journeys are:
64, 65, 62, 80, 73, 55, 68, 67, 57, 79, 69, 50, 59, 59, 66, 71, 65, 54, 68, 54, 66
- Summarise these data graphically and numerically.
- Construct a 90% confidence interval for the mean delivery time
- Construct a 95% confidence interval for the mean delivery time.
Deliverable: Word Document 
(Steps Shown) The durations of a random sample of 28 Omvey Bus joureys
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![[See Solution] The annual fee levels and](/images/solutions/MC-solution-library-53255.jpg "[See Solution] The annual fee levels and graduation rates (the")
[See Solution] The annual fee levels and graduation rates (the
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