Download - Let A and B be two independent events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B)
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Let A and B be two independent events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B).
![Page 2: Let A and B be two independent events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B)](https://reader036.vdocuments.us/reader036/viewer/2022062321/5681302a550346895d95ba3b/html5/thumbnails/2.jpg)
.045
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Prizes are given for 1st through 3rd place finishes. If 7 teams are competing, how many different ways may the prizes be presented?
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210
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If P(A) = 0.4 P(B) = 0.2 and P(A or B) = 0.5, find the sum of P(A and B) and P(A|B).
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0.6
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A sporting goods store estimates that 20% of the students at a nearby university ski downhill and 15% ski cross-country. Of those who ski downhill, 40% also ski cross-country. What percentage of these students ski both downhill and cross-country?
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0.08
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There are 6 boys and 4 girls in a club. In how many ways can a committee of 3 boys and 2 girls be formed?
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120
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Three coins are tossed at the same time. What is the probability that exactly two coins will land with heads up?
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3/8
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How many 4 digit odd numbers can be formed from 1, 2, 3, 5, 7, 8 if repetition is not allowed?
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240
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Let A and B be two mutually exclusive events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B).
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0
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Suppose that 60% of all customers of a large insurance agency have automobile policies with the agency, 40 % have homeowners’ policies, and 25% have both. Find P(randomly chosen customer has neither type of policy).
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0.25
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Two dice are tossed. What is the probability of getting a sum of 5 or 10?
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0.19
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Suppose a bag contains 5 red and 3 blue marbles. Three marbles are selected without replacement. What is the probability of selecting at least one blue marble?
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0.82
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You drive on a long vacation. The probability you will have a flat tire is 0.1, and that you will have engine trouble is 0.05. Assuming the two events are independent, find the probability that you will have only a flat tire or only engine trouble.
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0.145