The total amount of tips a waitress receives is uniformly distributed between $1 and $25 in an hour on average.
(a) Find the probability the waitress receives between $15 and $20.
(b) What is the expected tip amount the waitress will receive?
(c) Find the following probabilities: P r(X < µX), P r(X > µX) where X =the amount of tips a waitress receives.
(d) What is the median amount of tips a waitress will receive?