Attendance at large exhibition shows in Denver averages about 8120 people per day, with standard deviation of about 530.

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answerhappygod
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Attendance at large exhibition shows in Denver averages about 8120 people per day, with standard deviation of about 530.

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Attendance at large exhibition shows in Denver averages
about 8120 people per day, with standard deviation of
about 530. Assume that the daily attendance figures follow a
normal distribution. (Round your answers to 4 decimal places.)
(a) What is the probability that the daily attendance will be
fewer than 7200 people?


(b) What is the probability that the daily attendance will be more
than 8900 people?


(c) What is the probability that the daily attendance will be
between 7200 and 8900 people?
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