Suppose that the measured voltage in a certain electric circuit has the normal distribution with mean 120

Question:

Suppose that the measured voltage in a certain electric circuit has the normal with mean 120 and standard deviation 2. If three independent measurements of the voltage are made, what is the probability that all three measurements will lie between 116 and 118?
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...