Question

question 3 2 pts given a variable with 10 scores: 4, 6, 7, 9, 11, 12, 13, 17, 19, 19, what is the mean? 11 11.5 11.7 19

Explanation:

Step1: Calculate sum of scores

$4 + 6+7 + 9+11 + 12+13 + 17+19+19=117$

Step2: Divide sum by number of scores

The number of scores is $n = 10$. Mean $\bar{x}=\frac{117}{10}=11.7$

Answer:

C. 11.7