Suppose 50 percent of the customers at Pizza Palooza order a square pizza, 80 percent order a soft drink, and 40 percent order both a square pizza and a soft drink. Is ordering a soft drink independent of ordering a square pizza? Explain.
Answer to relevant QuestionsA baseball player bats either left-handed (L) or right-handed (R). The player either gets on base (B) or does not get on base (B). (a) Enumerate the elementary events in the sample space. (b) Would these elementary events be ...This contingency table describes 200 business students. Find each probability and interpret it in words. a. P(A) b. P(M) c. P(A ∩ M ) d. P(F ∩ S) e. P(A | M ) f. P(A | F) g. P(F | S) h. P(E ∪ F) An airport gamma ray luggage scanner coupled with a neural net artificial intelligence program can detect a weapon in suitcases with a false positive rate of 2 percent and a false negative rate of 2 percent. Assume a .001 ...Find the following combinations nCr: a. n = 8 and r = 3. b. n = 8 and r = 5. c. n = 8 and r = 1. d. n = 8 and r = 8. Bob, Mary, and Jen go to dinner. Each orders a different meal. The waiter forgets who ordered which meal, so he randomly places the meals before the three diners. Let C be the event that a diner gets the correct meal and let ...
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