# The random variable x has a normal distribution with = 300 and = 30. a.

## Question:

a. Find the probability that x assumes a value more than two standard deviations from its mean. More than three standard deviations from μ.

b. Find the probability that x assumes a value within one standard deviation of its mean. Within two standard deviations of μ.

c. Find the value of x that represents the 80th percentile of this distribution. The 10 th percentile.

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...

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