Answer:
8
Step-by-step explanation:
Recall the formula for the population mean of a data set:

We already know that μ is 6 and the sum is 48. Substitute:

Divide both sides by 48:

Reciprocal of both sides:

Thus, there are 8 scores in the population size.
And we're done!
"Math" "A subject I will never need in the future"
55a-44a=11 combine like terms on the left side
11a=11 divide both sides by 11
a=1
Both of the answers are 50%. your welcome person.