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Mathematics 9 Online
OpenStudy (narissa):

someone help me please

OpenStudy (solomonzelman):

help with?

OpenStudy (narissa):

OpenStudy (narissa):

what do i do add them all up and divide by 5?

OpenStudy (solomonzelman):

what is MAD ?

OpenStudy (solomonzelman):

what does that stand for?

OpenStudy (narissa):

im confused mean and deviation or something i need to find the difference

OpenStudy (narissa):

i think the answer is 10

OpenStudy (love_ranaa):

You need to find the Mean Absolute Deviation and I'll tell you how.

OpenStudy (narissa):

thank u

OpenStudy (love_ranaa):

1. First, add all the numbers up then divide them by 5 (find the average) 2. Find the distance of those numbers from the mean you just found in step one. That means you have to see how far each number is from the mean. 3. Then add those numbers up then find the average of those numbers. :)

OpenStudy (love_ranaa):

I could draw a picture if you need me too .

OpenStudy (narissa):

so they =50 and divide by 5 is 10

OpenStudy (narissa):

right?

OpenStudy (love_ranaa):

Right.

OpenStudy (narissa):

k now im stuck

OpenStudy (love_ranaa):

Now, you have to see how far away from 10 each number is . To make it shorter, I'll tell you . -10 is 0 distance away from 10 -9 is 1 distance away from 10 -16 is 6 distances away from 10 -5 is 5 distances away from 10 -10 is 0 distance away from 10

OpenStudy (narissa):

12

OpenStudy (narissa):

is that right it says add?

OpenStudy (love_ranaa):

Right. Add all the numbers then find their average.

OpenStudy (narissa):

so its 12?

OpenStudy (love_ranaa):

No, it's 10.

OpenStudy (love_ranaa):

Oh wait hold on. I added the wrong numbers. Sorry.

OpenStudy (narissa):

oh wow so i had it right to begin with thanks for explaining it thanks alot

OpenStudy (narissa):

oh ok

OpenStudy (love_ranaa):

But you still have to divide so the MAD is 2.4

OpenStudy (narissa):

thank u

OpenStudy (narissa):

its still too complicated

OpenStudy (narissa):

im posting another new

OpenStudy (love_ranaa):

It is TBH . But the MAD just tells the average distance a number is from the middle.

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