Question

Item 9 Complete these two different sets of data so that they each have six values and a mean of 21. 20,20.5,20.5,21.5,21.5, 20,21,21,21,21,

Answer 1

Answer:

mean = sum of terms

by

total no of terms

21.20+20.5+20.5+21.5+21.5+20+21+21+21÷9

the answer is 20.91

Answer 2

Answer:

mean = sum of terms

by

total no of terms

21.20+20.5+20.5+21.5+21.5+20+21+21+21÷9

the answer is 20.91