A survey at a school asked students if they were ill with a cold or the flu during thelast month. The results were as follows. None of the students had both a cold andthe flu.ColdFluHealthyFemales 201536Males241845Use these results to estimate the probability a randomly selected male student hadeither a cold or the flu last month44/15842/8738/s738/158acerF12Se LkF6F7asnedBreakF8F9F10F11PrScDelDESysRaInsert%8.9.

Answered: Image /qna-images/answer/fb6597ca-e4ad-49fb-be1b-70d3b65ac18a.jpg

Answered: A survey at a school asked students if…

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 following table describes the smoking habits of a group of asthma sufferers Nonsmoker (NS) Smoker (S) Men (M) 275 50 Women (W) 147 30 If one of the peopleis randomly selected, what is the probability the subject is a smoker or a woman?
The table below shows the results of a survey that asked 1058 adults from a certain country if they favored or opposed a tax to fund education. A person is selected at random. Support Oppose Unsure Total Males 153 333 9 495 Females 230 303 30 563 Total 383 636 39 1058 Find the probability that the person is not unsure or is female. P(is not unsure or is female)=
A study was conducted to determine if the results of a test indicated whether a disease was present or not in 200 trials. The results are listed in the table below. Presence of Disease Test Result Total + Result − Result Present 84 3 87 Not Present 7 106 113 Total 91 109 200 What is the probability that a randomly selected subject received positive results or they received negative results?
The table below shows the results of a survey that asked 1079 adults from a certain country if they favored or opposed a tax to fund education. A person is selected at random. Complete parts (a) through (c). =TTTE Support Oppose Unsure Total Males 171 332 8 511 Females 245 298 25 568 Total 416 630 33 1079 (a) Find the probability that the person opposed the tax or is female. P(opposed the tax or is female) =| (Round to the nearest thousandth as needed.) (b) Find the probability that the person supports the tax or is male. P(supports the tax or is male) =| (Round to the nearest thousandth as needed.) (c) Find the probability that the person is not unsure or is female. P(is not unsure or is female) = (Round to the nearest thousandth as needed.)
Based on a Comcast survey, there is a 0.8 probability that a randomly selected adult will watch prime-time TV live, instead of online, on DVR, etc. Assume that seven adults are randomly selected. Find the probability that fewer than three of the selected adults watch prime-time live. OA. 0.00430 B. 0.000358 OC. 0.0512 O D. 0.00467
A poll asked people with and without children under 18 years old if they frequently experienced stress. The results are shown in the accompanying table. Complete parts (a) through (c) below. Frequently Experience Stress Yes No Total With child under 296 234 530 18 уears No child under 196 314 510 18 years Total 492 548 1040 a. Find the probability that a randomly chosen person from this group said "Yes," given that the person has a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.) b. Find the probability that a randomly chosen person from this group said "Yes," given that the person does not have a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.) c. Find the probability that a randomly chosen person from this group said "Yes" or had a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.)
A survey based Q…
According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267. Suppose you sit on a bench in a mall and observe people's habits as they sneeze. Complete parts (a) through (c). Question content area bottom Part 1 (a) What is the probability that among 18 randomly observed individuals, exactly 4 do not cover their mouth when sneezing?

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