Question

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A wall clock strikes the bell once at 1 o’clock, 2 times at 2 o’clock, 3 times at 3 o’clock and so on. How many times will it strike in a particular day? Find the standard deviation of the number of strikes the bell make a day.​

Answer 1

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Refer to the attachment.

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Answer 2

Answer:

4.00clock meam 4 times 5.00clock means 5times