Refer to Exercise and the Associated Press/Petside.com poll that revealed that half of all pet owners would

Question:

Refer to Exercise and the Associated Press/Petside.com poll that revealed that half of all pet owners would get their next dog or cat from a shelter (USA Today, May 12, 2010). Consider a random sample of 500 pet owners and define x as the number of pet owners who would acquire their next dog or cat from a shelter. In Exercise, you determined that x is a binomial random variable.
a. Compute m and s for the probability of x.
b. Compute the z-score for the value x = 240.
c. Compute the z-score for the value x = 270.
d. Use the technique of this section to approximate P(240 < x < 270) .
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...