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A customer visiting the suit department of a certain store will purchase a suit with probability...

A customer visiting the suit department of a certain store will purchase a suit with probability 0.22, a shirt with probability 0.30, and a tie with probability 0.28. The customer will purchase both a suit and a shirt with probability 0.11, both a suit and a tie with probability 0.14, and both a shirt and a tie with probability 0.10. A customer will purchase all 3 items with probability 0.06. What’s the probability that a customer purchase: (a) (3pts) none of these items? (b) (2pts) exactly 1 of these items?

math   Statistics-And-Probability   
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Answer #1

Solution let The event of purchosag sultP() 0. 22 let The event c ) 0.28 p(ANC) = 0.14-Thot-s purchasing a both Supt a PCbn c)= 0.10 That os puerchos aga both Shprtaud p (Angnc)ニ0.06 (astomer purchāse all 374emS. tie P none ot these tems C. aw

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