The formula of the variance of the distribution of sample mean of a random variable X, which it will denoted by
is

where n is the size of the sample.
Since X is continuously uniform between 3 and 8, you have

Therefore, the variance wanted is
44/100=0.44x200=88 vanilla cupcakes and the rest 112 are mocha cupcakes
Answer:
The answer is A
Step-by-step explanation:
If she has 1 cup its 3 so if she has 4 its 6 then it's 9 if she has 6 cups
Answer:
he moved a rock 8 meters using 50 newtons
Step-by-step explanation:
hope this helps/is right i cant think today