A box contains memory from two producers, 36 from SanDisk, and 4 from Kingston. Two memory sticks are drawn at random. Calculate:   e) Consider you have a second box with memory sticks, 8 SanDisk and 2 Kingston. Two memory sticks are randomly drawn from each box. (2 from the first box and two from the second box.) Calculate the probability that at most one out of these four devices is a Kingston.   Explain what you did and what formula you used.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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A box contains memory from two producers, 36 from SanDisk, and 4 from Kingston. Two memory sticks are drawn at random. Calculate:

 

e) Consider you have a second box with memory sticks, 8 SanDisk and 2 Kingston. Two memory sticks are randomly drawn from each box. (2 from the first box and two from the second box.) Calculate the probability that at most one out of these four devices is a Kingston.

 

Explain what you did and what formula you used.

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