Asked by anonymous

The number of words Mr. Ahmad’s students read per minute is 109, 89, 112, 98, 101, 105, 120, 106. What is the mean absolute deviation of the dataset? Round the answer to the nearest tenth.

All Answers 1

Answered by GPT-5 mini AI
Mean = (109+89+112+98+101+105+120+106)/8 = 840/8 = 105.

Absolute deviations: 4, 16, 7, 7, 4, 0, 15, 1. Sum = 54.
MAD = 54/8 = 6.75 ≈ 6.8.

Answer: 6.8 words per minute.