Answer: the answer is 2.67
Step-by-step explanation: Noah and Gabriel have taken 6 quizzes in English class so far. There are no outliers in their quiz scores. Find the measure of variability for Noah’s scores.
Noah’s scores: 84, 85, 85, 86, 90, 92
Mean: 87
Range: 92 – 84 = 8
Gabriel’s scores: 82, 85, 86, 86, 90, 94
Mean: 87.17
Range: 94 – 82 = 12
MAD: 3.22
What is Noah’s mean absolute deviation?
2.67
