Jesse, to answer this, we need to see the graph. I'd help if I could! You can message me if you post it! :D
Answer:
2
Step-by-step explanation:
14 divided by 6 = 2.33333333
only 6 in a group so you round it
and you get 2
Answer:
x would be 15/2 or 7.5
Step-by-step explanation:
Volume of a sphere is 4/3(pi r ^3)
You were given d = 10 so r = 5
Then just plug and chug
Answer:
-764.28
Step-by-step explanation:
Given the joint cumulative distribution of X and Y as

#First find
and probability distribution function ,
:

#Have determined the probability distribution unction ,
, we calculate the Expectation of the random variable X:

#We then calculate
:

Hence, the Var(X) is 764.28