8. A raffle ticket costs $5. First- and second-prize winners will be drawn at random.The probability of winning the $100 fırst prize is 1/40, and the probability of winningthe $25 second prize is 1/20. What is the mean winnings for one play, taking intoaccount the $5 cost of the ticket?Hint: First find the probability model of a player's net gain, taking into account the $5cost of the ticket.$3.375O -$0.875O $3.75O $1.25

Answered: Image /qna-images/answer/eea16b01-b93c-452d-962d-62e0ed728531.jpg

Answered: The probability of winning the $100…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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AS2. NO5. DATA ANALYSIS
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The table summarizes results from 976 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 61 84 No 246 585 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was not intoxicated or the driver was intoxicated.Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.prob =
In 2015, the average hours per week spent by high school students in educational activities was 6.5. Calculate the probability that one selected student will spend more than 10 hours per week in educational activities. a. 0.0668 O b. 0.0339 O c. 0.9661 O d. 0.9332
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