A.1.11.1 Opener Math Talk: Mean

Evaluate the mean of each data set mentally. 27, 30, 33 61, 71, 81, 91, 101 0, 100, 100, 100, 100 0, 5, 6, 7, 12 Describe your strategy(ies) for finding the mean mentally.

We have used three measures of center to describe data, list them here.

We have used three measures of spread (variability) to describe data, list them here.