Calculate the mean of each data set below. Can you find any shortcuts that allow you to find the mean without having to do much calculation?

a. 6, 10, 6, 10

b. 11, 12,12, 13, 12

c. 0, 5, 4 8, 0, 7

Question

Guest

4 January, 20:35

+2

Answers (2)

Know the Answer?

Graham Huff · Answer 1

For a, the short cut is that you know 6 and 6 make 12 and 10 and 10 make 20. So the answer for a is 22.

for me, the shortcut is mental math

Dominic Gaines · Answer 2

Dominic Gaines 4 January, 22:16

0

A. 8

B. 12

C. 4

You're answers

Calculate the mean of each data set below. Can you find any shortcuts that allow you to find the mean without having to do much calculation?a. 6, 10, 6, 10b. 11, 12,12, 13, 12c. 0, 5, 4 8, 0, 7