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Statistics 4.2 - p3.docx - Section 4.2 Part 3...

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Section 4.2Part 3Multiplication Rule Problems1.A quiz consists of two questions. The first question is a true/false question and the second is a multiple-choice question with five possible answers (a, b, c, d, e). If a student makes random guesses for bothanswers, find the probability that both answers are correct.
2.Find the probability of correctly answering the first 3 questions on a multiple-choice test if random guessesare made and each question has 5 possible answers.
3.A drug test is given to 50 people who use drugs. Here are the resultsResultsNo. ofpeoplePositive44Negative6If two of the 50 subjects are randomly selected, find the probability that the first person tested positive and thesecond tested negative if the selection is made
.106
4.A batch consists of 12 defective computers and 88 good ones. Find the probability of getting two goodcomputers when two computers are randomly selected if the first selection is replaced before the second is
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Decimal, Randomness

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