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is3535
 one year ago
Brendan selected 10 sixthyear students in his school at random and asked each person how many years the person had lived at his or her current address. He recorded the results.
3, 8, 12, 9, 12, 8, 12, 4, 6, 12
What is the estimated mean number of years that a sixthyear student had lived at his or her current address?
A.
8.5 years
B.
8.6 years
C.
9 years
D.
12 years
is3535
 one year ago
Brendan selected 10 sixthyear students in his school at random and asked each person how many years the person had lived at his or her current address. He recorded the results. 3, 8, 12, 9, 12, 8, 12, 4, 6, 12 What is the estimated mean number of years that a sixthyear student had lived at his or her current address? A. 8.5 years B. 8.6 years C. 9 years D. 12 years

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is3535
 one year ago
Best ResponseYou've already chosen the best response.0Finding the mean is also finding the average. To find the mean, you need to add up all the results 3 + 8 + 12 + 8 + 12 + 4 + 6 + 12 = 86 Now divide 86 by the total results which is 10. 86 / 10 = 8.6 8.6 is your answer

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1uh... yeah... you just answered your own question. your answer looks good to me
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