Mathematics, 07.11.2019 05:31 darknessmidnight207
The fight for life emergency helicopter service is available for medical emergencies occurring 15 to 90 miles from the hospital. a long-term study of the service shows that the response time from receipt of the dispatch call to arrival at the scene of the emergency is normally distributed with standard deviation of 8 minutes. what is the mean response time (to the nearest whole minute) if only 6.7% of the calls require more than 54 minutes to respond? for a randomly received call, what is the probability that the response time will be less than 30 minutes? for a randomly received call, what is the probability that the response time will be within 1.5 standard deviations of the mean?
Answers: 1
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Mathematics, 21.06.2019 18:30
You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?
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The fight for life emergency helicopter service is available for medical emergencies occurring 15 to...
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