Find the mean of the integers 5,-7,12,-10,15

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17-09-2017
Mathematics

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Find the mean of the integers 5,-7,12,-10,15

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temp102 temp102 · Answer 1 · 2017-09-17T01:53:05+02:00

temp102 temp102

17-09-2017

the mean is found by summing the numbers up and dividing that sum by how many terms were in the set originally

we count 5 numbers
the sum is 5-7+12-10+15=-2+2+15=15

the sum divided by the number of numbers is the mean
15/5=3

the mean is 3

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17092017 17092017 · Answer 2 · 2017-09-17T01:53:35+02:00

17092017 17092017

17-09-2017

= 5+(-7)+12+(-10)+15
= 32-17
= 15

15/5 = 3

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