[商管] [統計]-機率分配
Let X equal the number of clients enters a store every 15minutes.
Assume that X has a Poisson distribution with mean 5.
Let W equal the time in minutes
between two clients’ arrival.
Find the median time of W is?
sorry 剛忘了打選項上去@@ 這題是選擇
a. exp(-1)
b. 1- exp(-1)
c. 3ln(2)
d. 2ln(3)
請問有人會這一題嗎? 先謝謝各位高手了!!
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※ 編輯: jusimi 來自: 140.138.227.22 (03/16 00:13)
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