According to the Centers of Disease Control and Prevention (CDC), the aging of the U.S. population is translating into many more visits to doctors’ offices and hospitals. It is estimated that an average person makes four visits a year to doctors’ offices and hospitals. a. What are the mean and the standard deviation of an average person’s number of monthly visits to doctors’ offices and hospitals? (Round your answers to 4 decimal places.) b. What is the probability that an average person does not make any monthly visits to doctors’ offices and hospitals? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) c. What is the probability that an average person makes at least one monthly visit to doctors’ offices and hospitals? (Do not round intermediate calculations. Round your final answer to 4 decimal places.)
According to the Centers of Disease Control and Prevention (CDC), the aging of the U.S. population is translating into many more visits to doctors’ offices and hospitals. It is estimated that an average person makes four visits a year to doctors’ offices and hospitals.
a. What are the mean and the standard deviation of an average person’s number of monthly visits to doctors’ offices and hospitals? (Round your answers to 4 decimal places.)
b. What is the
c. What is the probability that an average person makes at least one monthly visit to doctors’ offices and hospitals? (Do not round intermediate calculations. Round your final answer to 4 decimal places.)
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