M - 37 = 56 jack has 56 marbles Kyle has 37 fewer than jack
1 answer:
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Answer:
Step-by-step explanation:
Simplify the radical by breaking the radicand up into a product of known factors.
Like this :
Answer:
20.27
Step-by-step explanation:
The Central Limit Theorem estabilishes that, for a random variable X, with mean and standard deviation
, the sample means with size n of at least 30 can be approximated to a normal distribution with mean
and standard deviation
Using the Central Limit Theorem for Means, what is the standard deviation for the sample mean distribution?
This is s when . So
So the correct answer is:
20.27