Three-digit numbers are to be formed from 1, 3, 5, 7, 8, and 9.What is the probability that a randomly chosen three-digit number formed is evenif repetitions are allowed?[Choose ]if repetitions are not allowed?[ Choose ]<><> v[Choose](1)(5)(4)/(6)(6)(6)(1)(6)(6)/6P3(1)(5)(4)/6P3(1)(6)(6)/(6)(6)(6)

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Answered: Three-digit numbers are to be formed…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Winning the jackpot in a particular lottery requires that you select the correct fivefive numbers between 1 and 36 and, in a separate drawing, you must also select the correct single number between 1 and 57. Find the probability of winning the jackpot.
23) You pick a card at random. Without putting the first card back, you pick a second card at random. What is the probability of picking an even number and then picking an odd number? (Write as a fraction) 2345
Suppose there are 10 candidates in an election. After the election, an ordered list is published of the top three candidates. How many possibilities are there for this list? Rihanna and Justin are queueing with 6 more people at Ground café. What is the probability that one will be in front of the other in the queue? Briefly explain your answer. A group of five people get on a bus at stop A. There are 10 stops after stop A. The five people choose which stop to get off at independently of each other and each person randomly chooses one of the 10 stops to get off. What is the probability that they are all going to get off the bus at different stops? Explain your answer.
5359 pregnant women were tested to see if their babies had Down Syndrome (D). The results of the test are given in the table. Use the values in the table to answer parts a-c. a. Given that a test result is negative (NEG), what is the probability that the fetus actually has Down syndrome? P(D|NEG)= b. Given that the fetus has Down syndrome, what is the probability that the test result is negative? P(NEG|D)= c. Is P(D|NEG) equalt to P(NEG|D)? A. Yes, because P(NEG|D) deals with a much larger pool of fetuses than P(D|NEG). B. No, because P(NEG|D) deals with a much smaller pool of fetuses than P(D|NEG). C. No, because P(NEG|D) deals with a much larger pool of fetuses than P(D|NEG). D. Yes, because P(NEG|D) deals with a much smaller pool of fetuses than P(D|NEG)
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Three-digit numbers are to be formed from 1, 3, 5, 7, 8, and 9. What is the probability that a randomly chosen three-digit number formed is even if repetitions are allowed? [ Choose ] if repetitions are not allowed? [ Choose ]