QUESTION 8A recent survey of 2500 college students revealed that during any weekend afternoon, 1112 receive a text message, 795 receive an e-mail and 401receive both a text message and an e-mail. Suppose a college student is selected at random, what is the probability that he/she neither receives atext message nor an email during any weekend afternoon? Round your answer to four decimal places.QUESTION 9In a recent survey, Computer Engineers were asked what is their favorite programming language. The table below shows their responses.Programming PythonlanguageFrequencJavaScriptC++GO77PHP839718131If a computer engineer is randomly selected, what is the probability that he/she prefers Python or C++? Round your answer to four decimalplaces.

Answered: Image /qna-images/answer/73b0f936-f4d4-4e96-b1a1-626accb9d2be.jpg

Answered: A recent survey of 2500 college…

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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Of all registered automobiles in a city, 10% fail the emissions test. Fifteen automobiles are selected at random to undergo an emissions test. Round the answers to at least four decimal places. Find the probability that more than three of them fail the test.
A study conducted in a US city shows that 13% live in poverty. Find the probability that among 9 randomly chosen city residents, at least one live in poverty? Round your answer to four decimal places, if needed.
A card is chosen from a deck of cards and returned. In a total of 56 trials, 26 red cards were chosen. Write the experimental probability of choosing a black card, expressed as a decimal. Enter a numeric value only. Express your answer as a decimal, rounded to the nearest hundredth.
In a recent survey, 76.38% has said that they use any social media. If 20 adults are selected at random, find the probability that exactly 11 say that they use social media. Round your answer to 3 decimal places.
In a recent poll of voters, 20% were displeased with both candidates. If 3 people were picked at random. find the probability that at least one liked one of the candidates.
Assume that when adults with smartphones are randomly selected, 52% use them in meetings or classes. If 25 adult smartphone users are randomly selected, find the probability that exactly 19 of them use their smartphones in meetings or classes. The probability is. (Round to four decimal places as needed.)
The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 45 74 No 285 571 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was intoxicated or the driver was not intoxicated.Report the answer as a percent rounded to one decimal place accuracy.
Of 2165 people who came into a financial institution to do business, 495 people made a deposit. Estimate the probability that the next person who comes in to financial institution to do business will make a deposit. (Show answer to three decimal places
Out of 409 applicants for a job, 237 have over 10 years of experience and 112 have over 1010 years of experience and have a graduate degree. Step 1 of 2 : What is the probability that a randomly chosen applicant has a graduate degree, given that they have over 10 years of experience? Enter a fraction or round your answer to 4 decimal places, if necessary.
The table summarizes results from 988 pedestrian deaths that were caused by automobile accidents. Pedestrian Deaths Driver Intoxicated? Yes No Pedestrian Intoxicated? Yes No 42 85 250 611 If one of the pedestrian deaths is randomly selected, find the probability that neither the pedestrian nor the driver was intoxicated. Please enter a decimal to 4 places.
A recent survey of 1090 U.S. adults selected at random showed that 689 consider the occupation of firefighter to have very great prestige. Estimate the probability (to the nearest hundredth) that a U.S. adult selected at random thinks the occupation of firefighter has very great prestige. (Enter a number.)
Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes. If 15 adult smartphone users are randomly selected, find the probability that exactly 9 of them use their smartphones in meetings or classes. The probability is (Round to four decimal places as needed.)

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