Statistics
The director of emergency medicine at NYU hospital is studying patient waiting times. "waiting time" is defined as the time from when a patient enters the facility until he or she is seen by a physician. The study indicates that waiting time follows a normal distribution with a mean of 22 minutes and a standard deviation of 8 minutes. a. What % of patients is seen in between 15 and 22 minutes? b. What % of patients is seen in less than 15 minutes? c. What % of patients is seen in more than 15 but less than 32 minutes? d. What % of patients is seen in more than 25 but less than 32 minutes? e. 5% of patients are seen in how many minutes or less? That is, how quickly are 5 percent of the patients seen?
The solution addresses the scenario of the director of emergency medicine at NYU hospital is studying patient waiting times. "waiting time" is defined as the time from when a patient enters the facility until he or she is seen by a physician. The study indicates that waiting time follows a normal distribution with a mean of 22 minutes and a standard deviation of 8 minutes. a. What % of patients is seen in between 15 and 22 minutes? b. What % of patients is seen in less than 15 minutes? c. What % of patients is seen in more than 15 but less than 32 minutes? d. What % of patients is seen in more than 25 but less than 32 minutes? e. 5% of patients are seen in how many minutes or less? That is, how quickly are 5 percent of the patients seen?
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