Historical data shows that the average number of patient arrivals at the intensive care unit of General Hospital is 3 patients every 2 hours.Assume that the patient arrivals are distributed according to Poisson distribution. Determine the probability of at least 4 but no more than 8 patients arriving in a three-hour period.
A).3813
B).5711
C).4276
D).7861
E).6174

Question

Quizplus · Accepted Answer

P(4 F1F1F1S1F1F1F10 X F1F1F1S1F1F1F10 8)= P(X = 8)+ P(X = 7)+ P(X = 6)+ P(X = 5)+ P(X = 4)P(4 F1F1F1S1F1F1F10 X F1F1F1S1F1F1F10 8)= (.0463)+ (.0824)+ (.1281)+ (.1708)+ (.1898)= .6174

Historical Data Shows That the Average Number of Patient Arrivals