A survey asked people of different ages whether they get their news by reading the paper. What is the probability that a person surveyed is under 40 and gets the news by reading the paper? Read paper Don't read Total paper 36 Under 40 40 or older Total 4 24 28 A. 45% B. 20% O C. 14% D. 5% 16 52 40 40 80

A survey asked people of different ages whether they get their news by reading the paper. What is the probability that a person surveyed is under 40 and gets the news by reading the paper? Read paper Don't read Total paper 36 Under 40 40 or older Total 4 24 28 A. 45% B. 20% O C. 14% D. 5% 16 52 40 40 80

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Alex surveyed some students at his school, asking about their favorite sport and whether they have a pet. What is the probability that a student in this survey has pets? Has Pets No Pets Total O 0.063 Basketball 16 12 28 O 0.110 Football 90 72 162 O 0.433 Baseball 38 26 64 O 0.567 Total 144 110 254 O 0.642
A statistics teacher gives a 10-question multiple-choice pop quiz with five answer choices per problem. Brandon is not prepared and has to guess the answer for each of the 10 questions. The teacher explains that students will receive a free homework pass if they answer at least five questions correctly. What is the probability that Brandon will earn a free homework pass? A. 0.006 B. 0.026 C. 0.033 D. 0.967 E. 0.994
Practice 4. Speeding tickets and car color The table below shows the number of survey subjects who have received and not received a speeding ticket in the last year, and the color of their car. Red car Not red car Total Speeding ticket 15 45 60 Find the probability that a randomly chosen person: (a) has a red car or got a speeding ticket (b) has a red car or did not get a speeding ticket (c) does not have a red car or got a speeding ticket No speeding ticket 135 470 605 Total 150 515 665
The table below shows the results of a survey that asked the involvement of a person in a charity work. The person’s gender and response were recorded. Find the probability of selecting a female who never volunteers a.0.29 b.0.57 c.0.51 d.0,49
The mean number of boxes shirts purchased from a souvenir store per week is 5. Find the probability that in a week there are three or more boxes of shirts sold. a. 0.543 b. 0.491 c. 0.549 d. 0.351
A medication states that the odds of having an allergic reaction are 2 in 200. What is that probability states as a percent? A. 1% B. 4% C. 5% D. 2%
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Please answer this question correctly deals with probability of simple events.
Suppose that in basketball you are successful on 71% of your free throw attempts. You take 16 free throws. Round your answers to three decimals if needed. a. How many of the attempts do you expect will be successful? b. What is the probability that you will make between (inclusive) 9 and 11 free throws? c. What is the probability that you make all your attempts? Submit Question or
The results of a survey of 200 adults are shown in the table. 6 or over Under 6 Total Male 14 88 102 Female 96 184 98 Total 16 200 What is the probability that a randomly chosen person from the survey is male and at least 6 feet tall?