Question

Today, U.S. box office ticket prices are on average $6.75 with variance approximately $2.89. The distribution appears to be normal.

(Round probabilities to four decimals and dollar answers to two decimals.)

a) What’s the probability a ticket will cost more than $12.50?

b) What’s the probability that the ticket price is between $6.50 and $7.50?

c) 60% of the tickets cost above what price? $

d) What’s the 88th percentile of this distribution? $

Answer 1