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Mathematics 9 Online
OpenStudy (anonymous):

sample of Geometry class final exam grades are as follows: 80, 85, 72, 76, 95 Find the mean absolute deviation

OpenStudy (anonymous):

Step 1: Mean = ( 80 + 85 + 72 + 76 + 95 ) / 5 Step 2 : Sum of absolute (Xi - Mean) Step 3: MAD = Sum / ( n -1)

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