Answer:
Place the dot at 11 and make it go to the right make sure the dot is full not open. Solution is 
Step-by-step explanation:
Answer: The mean for the probability distribution will be 69.25.
Explanation:
Since we given that





As we know the formula for expectation of x i.e. known as mean for the probability distribution,

So, we apply this formula in our case,


Hence, the mean for the probability distribution will be 69.25.
I guess that is 1:10
Hope ur help !;(