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The Following Data Represents the Number of Minutes an Athlete

Question 180

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The following data represents the number of minutes an athlete spends training per day.
73 74 76 77 79 79 83 84 88 84 84 85 86
86 87 87 88 91 92 92 93 97 98 98 81 82
The mean and standard deviation were computed to be 85.54 and 6.97, respectively.
a. What percentage of measurements would you expect to be between 71.60 and 99.48?
______________
b. What percentage of the measurements lies in the interval (71.60, 99.48)?
______________

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