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Posted on Mar 09, 2024

Consider the following data on the number of hours that students slept: 5 6 6 7 7 7 8 8 8 8 8 9 9

Consider the following data on the number of hours that students slept:

5 6 6 7 7 7 8 8 8 8 8 9 9 9 9 9 9 10 11 11

what is the frequency of

5 - 6, 7 - 8, 9 - 10, 11 - 12 ?

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