If a random sample of 25 observations is taken from the normal distribution with mean and standard deviation 2, what is the probability that the sample mean will lie within one unit of ...

We know that E n and Var n 2 n 42 ...

If a random sample of 25 observations is taken from the normal distribution with mean and

Question:

If a random sample of 25 observations is taken from the normal with mean μ and standard deviation 2, what is the probability that the sample mean will lie within one unit of μ? Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...