Question: A computer store compiled data about the accessories that 500 purchasers of new tablets bought at the same time they bought the tablet. Here are

A computer store compiled data about the accessories that 500 purchasers of new tablets bought at the same time they bought the tablet. Here are the results: 411 bought cases 82 bought an extended warranty 100 bought a dock 57 bought both a dock and a warranty 65 both a case and a warranty 77 bought a case and a dock 48 bought all three accessories 58 bought none of the accessories Find the probability that a randomly selected customer bought: D. At least two of the accessories

a. 0.2060

b.0.0096

c.0.100

d.0.7940

e.0.67840

An urn contains 6 red balls and 10 blue balls. An experiment consists of removing 5 balls from the urn in succession without replacement. Find the probabilities of the following events

26. Exactly 4 red balls and 1 blue ball are selected.

a. 0.0187

b.0.3298

c.0.0343

d.0.0847

e.0.1593

30. At least 1 ball is blue.

a.0.0577

b.0.0014

c.0.0289

d.0.1256

e.0.2066

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