What is the mean of this set of numbers?
7, –9, 6, –10, –13, –5
A.
–4
B.
4
C.
–24
D.
7.7
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OpenStudy (aphmeow):
i am doing a math unit assessment
OpenStudy (anonymous):
c i think
pooja195 (pooja195):
Start by addind up ALL the numbers
pooja195 (pooja195):
*adding
OpenStudy (ram231):
you have to just add all of them up, and then divide by the number of numbers there are
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pooja195 (pooja195):
-9+7=?
OpenStudy (aphmeow):
-2
pooja195 (pooja195):
-2+6=?
OpenStudy (ram231):
its -4
pooja195 (pooja195):
@RAM231 Let them do the work.
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OpenStudy (ram231):
so its A
pooja195 (pooja195):
Really?
OpenStudy (ram231):
okay. sorry.
pooja195 (pooja195):
Now that you gave the answer explain it :-)
OpenStudy (ram231):
I did. all you have to do is add ALL the numbers up... and then divide by the amount of numbers there are. so since there are 6 numbers, you have to divide by that number.
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