Question

Listed below are measured amounts of caffeine​ obtained in one can from each of 14 brands. Find the variance, for the given sample data and leave the answer to the nearest hundredths.

57, 34, 30, 44, 33, 41, 60, 47, 56, 41, 31, 22, 12, 40.

Answer 1

And here's your answer: 39.14

Explanation:

First, add all the numbers up

then divide them all by 14