You have three quarters, two dimes, and five pennies in your pocket. You choose two coins without looking.
a. P(quarter then dime) with replacement
b. P(dime then dime) without replacing
c. is part a Independent or Dependent? Explain.
d. Is Part b Independent or Dependent? Explain.

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

What is the y intercept of f(x)=(1/2)^x?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?