Mathematics
Mathematics, 21.09.2021 01:20, kingtaco321

11. The table shows the distribution of the number of hours per day spent in studying by 50 students. Number of hours per day 4 5 6 7 8 9 10 11 Number of students 5 7 5 9 12 4. 3 5 Calculate, correct to two decimal places, the: (a) mean; (6) standard deviation.​

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11. The table shows the distribution of the number of hours per day spent in studying by 50 students...

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