Data were collected from a survey given to graduating college seniors on the number of times they had changedmajors. From that data, a probability distribution was constructed. Use the table below to answer the followingquestions, you may round your answers to three decimal places, if necessary.aP(x)0.19210.2030.28130.18940.0770.0350.0190.0030.001a. What is the probability that a randomly selected student changed their major at least once?Previewb. What is the probability that a randomly selected student changed their major fewer than two times?Previewc. What is the probability that they changed majors more than three times?Preview479

Answered: Image /qna-images/answer/c81fb35a-40a9-4af1-aec4-3b8d1e8cf156.jpg

Answered: Data were collected from a survey given…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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The table below shows the results of a survey about a junk food tax. Support Oppose Unsure Male 116 370 14 Female 289 389 25 A person is selected at random from the sample. What is the probability that the person is male and supports the tax? Your answer should be a decimal (not a percent) correct to three decimal places.
A variable of a finite population takes values 5, 7, or 8 and has the following frequency distribution: 5 7 8 frequency 25 40 60 Construct a probability histogram for variable X.
Use the data in the following table, which lists survey results from undergraduate school students. Assume that subjects are randomly selected from those included in the table. If one of the students is randomly selected, find the probability that the selected student took online courses and took in-person courses. Round three decimal places. Student Took Online Courses Yes Student took in-person courses 2800 Student have not taken in- 4460 person courses 0.748 354 0.345 O 285 No 720 140
The percentage of the general population that has each blood type is shown in the table below. Determine the probability distribution associated with these data. (Enter your answers to two decimal places.) Blood Type A B AB O Population, % 40 13 4 43 Probability
Zena used a probability simulator to roll a 12-sided number cube 100 times. Her results are shown in the table attached (image):
Answer Part C only.
Answer.
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A poll showed that 44.5% of Americans say they believe that life exists elsewhere in the galaxy. What is the probability (in percent form) of randomly selecting someone who does not believe that life exists elsewhere in the galaxy. Probability = % (Please round your answer to one decimal place.) %3D Submit Question 17,123 NOV 1 16 tv MacBook Air 80 888 F3 F4 F5 F6 F7
The table lists the drinking habits of a group of college students. If a student is chosen at random, find the probability of getting someone who is men or heavy drinker. Round your answer to three decimal places. Sex Regular Drinker Heavy Drinker Total Man Woman Total 87 101 188 0.463 0.032 0.016 0.479 Non-drinker 35 87 122 49 11 60 3 3 6
what is the answer for the problem in the image?
K The following data represent the number of drivers involved in a fatal crash in 2016 in various light and weather conditions. Complete parts (a) through (c) below. Click the icon to view the data for fatal crashes in 2016. (a) Among fatal crashes in unknown weather conditions, what is the probability that a randomly selected fatal crash occurs when it is dawn/dusk? The probability that a randomly selected fatal crash in unknown weather conditions occurs when it is dawn/dusk is approximately. (Round to three decimal places as needed.) Data table Weather Daylight Dark, but Lighted 5875 497 51 54 255 Normal Rain Snow/Sleet Other Unknown 14,307 875 219 125 810 (...) Dark 8151 681 156 220 548 Dawn/Dusk Other 1183 87 40 71 65 8 2 9 133 X

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