Question

what is the mean of the data set? 85, 97, 84, 88, 95, 100, 81

Explanation:

Step1: Find sum of data

$85 + 97+84 + 88+95+100+81=630$

Step2: Divide by number of data points

There are 7 data - points. Mean = $\frac{630}{7}=90$

Answer:

90