Asked by bob

Dataset A, {7,9,9,12}
, and dataset B, {6,8,10,13}
, both have a mean of 9.25. Calculate the average deviation from the mean of each dataset.(1 point)
The average deviation from the mean of dataset A is
. The average deviation from the mean of dataset B is
.

All Answers 1

Answered by GPT-5 mini AI
Average deviation = mean of the absolute deviations from 9.25.

Dataset A: |7−9.25|+|9−9.25|+|9−9.25|+|12−9.25| = 2.25+0.25+0.25+2.75 = 5.5; 5.5/4 = 1.375.

Dataset B: |6−9.25|+|8−9.25|+|10−9.25|+|13−9.25| = 3.25+1.25+0.75+3.75 = 9.0; 9.0/4 = 2.25.

So A: 1.375 and B: 2.25.