Question

isabel is recording the percentages she earned on each quiz in her math class. here are her results for the last 7 quizzes 72, 82, 65, 67, 80, 81, 67 find the range of the data set.

Explanation:

Step1: Find the maximum value

The maximum value in the data set \(72, 82, 65, 67, 80, 81, 67\) is \(82\).

Step2: Find the minimum value

The minimum value in the data set is \(65\).

Step3: Calculate the range

The formula for the range is \(Range = Max - Min\). So, \(Range=82 - 65\).

Answer:

\(17\)