Do Homework-Sarah Fitzgibbon-Mozilla Firefox https://www.mathxl.com/Student/Play

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Do Homework-Sarah Fitzgibbon-Mozilla Firefox https://www.mathxl.com/Student/PlayerHomework.aspx?homeworkId-46636072 STAT 2300-002 Spring 2018 Homework: HW 5.1 & 5.5 Score: 0 of 1 pt 5.5.45 17 of 18 (15 complet Suppose 44 cars start at a car race. In how many ways can the top 3 cars finish the race? The number of different top three finishes possible for this race of 44 cars is (Use integers for any number in the expression.) Enter your answer in the answer box and then click Check Answer. All parts showing Clear Al em, KLL

Explanation / Answer

1) Any of 44 cars can finish first any of the remaining 43 cars can finsh second any of the remaining 42 cars can finish third. Thus the top 3 finishes can be done in 44*43*42= 79464 ways

2) Number of different random samples of size from poplation size 49 is

49C4= 49!/4!*45!= 211876

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