MATH SOLVE

4 months ago

Q:
# The mean of the data set is 15. What number is missing of these data set: 18, 16, - 9, 12, 23

Accepted Solution

A:

[tex]x = (15 \times total \: set \: size) - (given \: set \: sum) \\ x = (15 \times 6) - (60) \\ x = 90 - 60 \\ x = 30[/tex]