On the first day of music class, studentssubmitted a survey. One survey questionasked students to report which musicgenre they prefer. Another questionasked students how frequently they singin the shower.The probability that a student prefersmetal is 0.7, the probability that astudent sings in the shower 1-2 times aweek is 0.4 and the probability that astudent prefers metal and sings in theshower 1-2 times a week is 0.3.What is the probability that a randomlychosen student prefers metal or sings inthe shower 1-2 times a week?

Answered: Image /qna-images/answer/cd6fccc3-fbf6-4ff3-932c-a61a115f7258.jpg

Answered: On the first day of music class,…

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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Students were all given a test that they ALL guess on. It had 10 questions and each were true or false. What is the probability that someone scored 0 or 10%
75% of American adults received a speeding ticket. If a random sample of 20 adults is selected, find the probability that exactly 16 received a speeding ticket.
A candy company claims that 31% of candies are orange. We randomly sample 100 candies. We wish to know the probability our sample is 29% orange candies or less. Find the probability our sample is 29% orange candies
Political scientists want to determine the probability of exactly 3 out of the next 5 voters they meet approving a proposal. If the sample probability of the voters approving the proposal is 50%, the number of trials is and the number of successful trials is The probability that 3 out of the next 5 voters approving the proposal is
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