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What is the mean of this data set? If necessary, round your answer to the nearest tenth.

11, 16, 22, 28, 29, 30, 31, 34, 37, 38, 43, 49, 56, 78, 99

A. 40.1

B. 35.6

C. 45

D. 50

Respuesta :

problemsolverz
the answer is A i am positive
To find the mean of a given data set, add up all the values then divide by how many numbers there are.


11 + 16 + 22 + 28 + 29 + 30 + 31 + 34 + 37 + 38 + 43 + 49 + 56 + 78 + 99 = 601

601 / 15 = 40.06666

Round the answer to 40.1 > Choice C is your answer

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