48
(Choose 1 answer)
(See picture)
In a pizza takeout restaurant, the following prob-ability distribution was obtained. The random variable X represents the number of toppings for a large pizza. Find the mean and standard deviation for the random variable X.
X
0
1
2
3
A. None of the other choices is correct
B. mean: 1.54:standard deviation:1.30
C. mean: 1.14:standard deviation:1.08
0.04
P(X) 0.30 0.40 0.20 0.06
4
D. mean: 1.30;standard deviation:2.38
E. mean: 1.30;standard deviation:1.54
