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rosijanka [135]
3 years ago
11

Help me with finding the MAD for math please!!!!

Mathematics
1 answer:
JulsSmile [24]3 years ago
6 0
The average (mean) absolute deviation of a data set is the average of the absolute deviations from a central point.

so we need to calculate the mean of this data set firstly:::
the mean of (7,10,19,14,3) = \frac{7+10+19+14+3}{5} =10.6

then we will calculate how far each record is from this mean:::
7-10.6 = - 3.6
10-10.6 = - 0.6
19-10.6 = 8.4
14-10.6 = 3.4
3-10.6 = - 7.6


BUT as it requires the ABSOLUTE mean deviation, we will take the absolute values of the previous results

3.6  &    0.6  &    8.4  &    3.4  &    7.6

Adding them together and divide by the records number (5)::

ABSOLUTE mean deviation = \frac{3.6+0.6+8.4+3.4+7.6}{5} =4.72


Done!!!



I hope you got the idea



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