Question

If A = [
-
1 2 3
4 5
23] B=[i]
Find 2A + 3B.​

Answer 1

Answer:

Employment 11 14 17 Total 1 18 56 89 163 0 13 16 8 37 Total 31 72 97 200 What is the variance of employment? Give your answer to two decimal places.