The contingency table below shows the results of a survey of video viewing habits by age.Video Viewing Platform PreferredViewer AgeMobile/Laptop DeviceTV ScreenRow Total18-3440236335-5412122455+8.13Column Total5743100Find the following probabilities or percentages:(a) Probability that a viewer is aged 18-34. (Round your answer to 2 decimal places.)Probability(b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.)Probability(c) Percentage of viewers who are 18-34 and prefer videos on a mobile or laptop device.Percentage of viewers(d) Percentage of viewers given they are 18-34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decimalplaces.)Percentage of viewers(e) Percentage of viewers who are 35-54 or prefer videos on a mobile or laptop device.Percentage of viewersNext >< glmpey14 of 1986%Lхpe here to search

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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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Help Save & Exit The contingency table below summarizes a survey of 1,000 bottled beverage consumers. 14 Lives in a state Lives in a state with with a deposit law no deposit law 197 Row Total Recycles beverage bottles Does not recycle beverage bottles Column Total 144 341 51 195 608 659 805 1,000 Find the following probabilities or percentages. (a) Probability that a consumer recycles beverage bottles. (Round your answer to 2 decimal places.) PRecycles) (b) Probability that a consumer who lives in a state with a deposit law does not recycle. (Round your answer to 2 decimal places.) PDon't Recycle I Lives in Deposit Law State) (c) Percentage of consumers who recycle and live in a state with a deposit law. (Round your answer to 1 decimal place.) Percentage of consumers (d) Percentage of consumers in states with a deposit law who recycle. (Round your answer to the nearest whole percent.) Percentage of consumers Mc Graw Hill ation 14 of 19 Next > Type here to search 144
What is the probability that a student is in 11th grade and plays football?
At a particular college 19 percent of the students major in business. All business majors are required to take a statistics course. Of the students not majoring in business, 31 percent of them still have to take a statistics course. What is the probability that a student has to take a statistics course at this particular college? Type your answer as a decimal to 4 decimal places.
KE It is estimated that 1.9% of the parts produced by a certain factory's assembly line will be defective. If 700 parts are selected at random, find the probability that at least 10 parts are defective. Click here to view page 1 of the Areas under the Normal Curve Table. Click here to view page 2 of the Areas under the Normal Curve Table The probability that at least 10 parts are defective is (Round to four decimal places as needed.).
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The contingency table below shows the results of a survey of video viewing habits by age. Video Viewing Platform Preferred Viewer Age Mobile/Laptop Device TV Screen Row Total 18–34 40 28 68 35–54 9 9 18 55+ 5 9 14 Column Total 54 46 100 Find the following probabilities or percentages: (d) Percentage of viewers given they are 18–34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decimal places.) Percentage of viewers % (e) Percentage of viewers who are 35–54 or prefer videos on a mobile or laptop device. Percentage of viewers % check_circle
A television station wants to know how its newest show is performing. The results of their poll of high school students is shown. Viewership by Grade Grades 9-10 Grades 11-12 Watch Don't Watch 7 16 What is the probability of selecti a student who watches the show or who is in grades 9-10? 0.38 0.43 0.60 0.20
2. The probability model of the number of dinners that a typical American cook in a week is as follows. Number of dinners: 1 3 4 6. 7. Probability: 0.05 0.05 0.1 0.15 0.15 0.2 ? 0.2 Complete the probability table (find the missing probability)
The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For these questions,assume these values are not changing from year to year, and that the population of the United States is 312 millionpeople. Cause of Death in US Cause Number of deaths Passenger car occupant 13,100 Motorcycle driver 4,500 Tornado 553 Skydiving 56 What is the probability that you died as a passenger car occupant last year?

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