Suppose that the value of a stock varies each day from $14 to $25 with a uniform distribution.
(a) Find the probability that the value of the stock is more than $16. (Round your answer to four decimal places.)
(b) Find the probability that the value of the stock is between $16 and $20. (Round your answer to four decimal places.)
(c) Find the upper quartile; 25% of all days the stock is above what value? (Enter your answer to the nearest cent.)$
(d) Given that the stock is greater than $15, find the probability that the stock is more than $19. (Round your answer to four decimal places.)