) Whats is the probability of the ambulance service handling less than 0 service calls in one day?Answer (Rounded to two decimal places) b) What is the expected number of service calls? Answer (Rounded to one decimal place) c) Ambulances have to be ready 24 hours a day. What is the average waiting time between service calls (rounded to one decimal place)? 15.0 hours 2.4 hours 5.0 hours 10.0 hours
) Whats is the probability of the ambulance service handling less than 0 service calls in one day?Answer (Rounded to two decimal places) b) What is the expected number of service calls? Answer (Rounded to one decimal place) c) Ambulances have to be ready 24 hours a day. What is the average waiting time between service calls (rounded to one decimal place)? 15.0 hours 2.4 hours 5.0 hours 10.0 hours
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Question
A local ambulance service handles 0 to 5 service calls on any given day. The probability distribution for the number of service calls is as follows:
| Number of service calls | Probability |
|---|---|
| 0 | 0.08 |
| 1 | 0.11 |
| 2 | 0.42 |
| 3 | 0.18 |
| 4 | 0.13 |
| 5 | 0.08 |
a) Whats is the probability of the ambulance service handling less than 0 service calls in one day?Answer (Rounded to two decimal places)
b) What is the expected number of service calls? Answer (Rounded to one decimal place)
c) Ambulances have to be ready 24 hours a day. What is the average waiting time between service calls (rounded to one decimal place)?
15.0 hours
2.4 hours
5.0 hours
10.0 hours
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