111k views
5 votes
What is the average 27, 12, 31, 19, 23, 11, 17

User Setthase
by
6.4k points

2 Answers

3 votes

Answer:
20

Explanation:

1) Put the numbers in order:
11,12,17,19,23,27,31

2) Find the sum:
140

3) Divde 140 by the total numbers:
18.769875523239

Range:
20

Largest Number:
31

Smallest Number:
11

Divide:
140/7 and get
20

User Michael Davidson
by
5.4k points
1 vote

So to find average, we add up the values, and divide it by how many values there are in total.

27 + 12 + 31 + 19 + 23 + 11 + 17 = 140.

There are 7 numbers. Which means we divide 140 by 7.

140 / 7 = 20 is the average.

Also, if you notice, most of the numbers "kind of" circulate around 20.