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Marat540 [252]
3 years ago
8

Martin earned the following scores on his last five tests.

Mathematics
1 answer:
WITCHER [35]3 years ago
4 0
So, first add all the numbers together. 37.2 + 0 + 6.2 + 7.44 = 50.84
Now, however many numbers were added (which is 4 if you count them above) divide 50.84 by that. So, 50.84 divided by 4 (numbers in all) = 12.71

The 'mean absolute deviation' is 12.71

Hope this helps!! :)
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