The waiting time for a particular train that runs daily is measured over 36 days. The average
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The waiting time for a particular train that runs daily is measured over 36 days. The average waiting time is found to be 37.2 minutes, with a standard deviation of 3.2 minutes. Find a 99% confidence interval for the waiting times for the train, assuming the waiting times are normally distributed.
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Related Book For
Cambridge International AS & A Level Further Mathematics Coursebook
ISBN: 9781108403375
1st Edition
Authors: Lee Mckelvey, Martin Crozier
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