W8.3

Front

W8.3

Here are 4 numbers:

29.4 50.8 24.7 19.9

Work out the mean of those numbers.

Back

Hint:

Mean: add up the values and divide by how many values

and aslo, while you're here, work our the range :)

Front

answer mean:

mean = 31.2

hint range:

biggest value - smallest value

Back

answer range:

range = 30.9