Question

3.8 4.2 5.3 x ;mean=4.8

Answer 1

Explanation:

Since mean is equal to the sum of all values in the data set divided by the total number of values. We have —

4.8 = 3.8+4.2+5.3+x / 4

4.8 = 13.3+x/4

x = 5.9