Question

14. Find Mean from given data.
X .10 15 20 25 .
f . 5 10 7 8 . ​

Answer 1

I can`t really tell what order these number sets are in so let me know if you needed a different answer.

Mean = Average = Add all the numbers together and divide it by the amount of numbers.

X = 17.5

f = 7.5