Based on a poll, among adults who regret getting tattoos, 13% say that they were too young when they got their tattoos. Assume that nine adults whoregret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (d) below.a. Find the probability that none of the selected adults say that they were too young to get tattoos.0.2856 (Round to four decimal places as needed.)b. Find the probability that exactly one of the selected adults says that he or she was too young to get tattoos.0.3840 (Round to four decimal places as needed.)c. Find the probability that the number of selected adults saying they were too young is 0 or 1.0.6696 (Round to four decimal places as needed.)d. If we randomly select nine adults, is 1 a significantly low number who say that they were too young to get tattoos?because the probability thatof the selected adults say that they were too young is0.05.

Step 1: The proportion of adults who regret getting tattoos and said they were too young when they…

Answered: Based on a poll, among adults who…

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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At a used-book sale, 106 books are adult books and 150 are children's books. Of the adult books, 72 are nonfiction, while 65 of the children's books are nonfiction. If a book is selected at random, find the probability of selecting the books for the following. Round the answers to three decimal places. a. Fiction b. Not a children’s nonfiction book c. An adult book or a children’s nonfiction book
find the probability of choosing a letter other than N from a bag that contains the 15 letters of the name Bernard Riemann. Express your As a fraction in Lois terms or a decimal round to the nearest millionth
A standard die is rolled. Find the probability that the number rolled is greater than 3. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
Find the indicated probability and interpret the result. From 1975 through 2020, the mean annual gain of the Dow Jones Industrial Average was 653. A random sample of 34 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 800? Assume o = 1540. The probability is (Round to four decimal places as needed.) Interpret the result. Select the correct choice and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About OB. About OC. About OD. About % of samples of 46 years will have an annual mean gain between 400 and 800. % of samples of 34 years will have an annual mean gain between 653 and 800. % of samples of 34 years will have an annual mean gain between 400 and 800. % of sampl of 34 years will have an annual mean gain between 400 and 653.
Based on a poll, among adults who regret getting tattoos, 12% say that they were too young when they got their tattoos. Assume that nine adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (b) through (c) below. a. Find the probability that none of the selected adults say that they were too young to get tattoos. 0.3165 (Round to four decimal places as needed.) b. Find the probability that exactly one of the selected adults says that he or she was too young to get tattoos. (Round to four decimal places as needed.) c. Find the probability that the number of selected adults saying they were too young is 0 or 1. (Round to four decimal places as needed.)
Match Column A with the correct Probability in Column B. Write only the letter of your answer on the space provided on Column B's right side. Column A Column B Answers 1. Find the Probability of rolling a fair die having a composite number. A. 0.08 B. 0.30 2. When you roll a fair dice, what is the probability of having multiples of three? 3. Determine the probability of drawing a red card from a deck of cards. C. 0.33 4. What is the probability of drawing a "6" card from a deck of cards? D. 0.50 5. A bag contains 6 red sweets and 14 blue sweets. A sweet is taken at random from the bag. What is the probability that it is a red sweet?
The mean percent of childhood asthma prevalence in 43 cities is 2.38%. A random sample of 30 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.8%? Interpret this probability. Assume that o = 1.25%. The probability is (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About % of samples of 43 cities will have a mean childhood asthma prevalence greater than 2.8%. O B. About % of samples of 30 cities will have a mean childhood asthma prevalence greater than 2.38%. O C. About % of samples of 30 cities will have a mean childhood asthma prevalence greater than 2.8%. Click to select your answer(s). P Type here to search 99+ a (? 1:42 PM 4/11/2021 ho insen 144 ese & t backspace %23 3. %24 4 6. 8 2. Y W tab H. J. K pase 5 R
Based on a poll, among adults who regret getting tattoos, 24% say that they were too young when they got their tattoos. Assume that six adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (a) below.
Based on a poll, among adults who regret getting tattoos, 28% say that they were too young when they got their tattoos. Assume that nine adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (d) below. a. Find the probability that none of the selected adults say that they were too young to get tattoos. nothing (Round to four decimal places as needed.) b. Find the probability that exactly one of the selected adults says that he or she was too young to get tattoos. nothing (Round to four decimal places as needed.) c. Find the probability that the number of selected adults saying they were too young is 0 or 1. nothing (Round to four decimal places as needed.) d. If we randomly select nine adults, is 1 a significantly low number who say that they were too young to get tattoos? ▼ No, Yes, because the probability that ▼ less than 1 more than 1 exactly 1 at most 1 at least 1 of…

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