Chapter4Q12answer[1] - 0 1 0.12 0.12 2 0.25 0.50 3 0.42...

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Chapter 4 Question 12 a) No. of requests received 0 1 2 3 4 5 Probability 0.01 0.12 0.25 0.42 0.12 0.08 No. of requests received Probability No. of requests received × Probability 0 0.01
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Unformatted text preview: 0 1 0.12 0.12 2 0.25 0.50 3 0.42 1.26 4 0.12 0.48 5 0.08 0.40 Expected no. of requests = 2.76 b) The number of requests must be a whole number so it is a discrete variable....
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