7. Circus
A traveling circus has found that its average attendance perperformance is 6000 people with a
standard deviation of 1500. Assume that attendance is normallydistributed.
a)
Suppose that a town asks the circus to come, but the onlyavailable site in town holds a
maximum of 8000 people. What is the probability that this sitewill reach capacity?
b)
If the circus loses money on 20% of its performances, whatattendance must it have to
break even for a performance?
