The probability distribution of x, the number of defective tires on a randomly selected automobile checked at

Question:

The probability of x, the number of defective tires on a randomly selected automobile checked at a certain inspection station, is given in the following table:

The probability distribution of x, the number of defective tires

a. Calculate the mean value of x.
b. Interpret the mean value of x in the context of a long sequence of observations of number of defective tires.
c. What is the probability that x exceeds its mean value?
d. Calculate the standard deviation of x.

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...