The age distribution of students at a community college is given below:Age (years)Number of students (f)Under 2135521-2534626-3018531 - 3550Over 3511A student from the community college is selected at random. Find the probability that the age of this student is between 21and 25 or between 26 and 30 or between 31 and 35. Round your answer to three decimal places.

To find: The probability that the age of this student is between 21 and 25 or between 26 and 30 or…

Answered: The age distribution of students at a…

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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The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 52 72 No 263 591 If one of the pedestrian deaths is randomly selected, find the probability that the driver was intoxicated.Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.prob = %
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You want to know the probability that you will select a king of any suit from a deck of cards. You calculate the probability by dividing the number kings in the pack by the total number of cards in the pack (52) . This is an example for relative frequency?
Using the data given below, determine whether it would unusual for a household to have no HD televisions. The number of televisions (HD) per household in a small town Televisions 1 2 Households 26 445 655 1474 P(x) 0.010 0.171 0.252 0.567 Choose the correct answer below. O A. It would be unusual because the probability of having no HD televisions is less than 0.05. OB. It would not be unusual because the probability of having no HD televisions is more than 0.05. O C. It would not be unuşual beçause 26 people have no HD televisions in the town. O D. It would be unusual because 26 people have no HD televisions in the town. Click to select your answer.
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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
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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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