Hospital visits: According to a health agency, there were 409,701 hosital Visits for asthma-related illnesses in a recent year. The age distribution was as follows. Round your answers to four decimal places if necessary.
Age Range Number Less than 1 year 7866
1-17 103,041
18-44 79,657
45-64 121,735
65-84 80,645
85 and up 16,757 Total 409,701 (a) What is the probability that an asthma patient is between 65 and 84 years old? The probability that an asthma patient is between 65 and 84 years old is ______
(b) What is the probability than an asthma patient is less than 1 year old? The probability that an asthma patient is less than 1 year old is __________ (c) Using a cutoff of 0.05, is it unusual for an asthma patient to be 85 years old or older? Based on a cutoff of 0.05, it _________ unusual for an asthma patient to be 85 years old or older.