Question

if the mean of the following distribution is 7.5 find the missing frequency
variate : 5 6 7 8 9 10 11 12
frequency : 20 17 f 10 8 6 7 6

answer is 16​

Answer 1

Answer:

The Answer Is 16 I Believe

Step-by-step explanation:

Because i have did this in my class yesterday

and stop deleting my answers