A survey of 296 people asks about their favorite flavor of ice cream. The results of thisbroken down by the age group of the respondent and their favorite flavor, are as followsChildrenTeensAdultsSubtotalChocolate253450109Vanilla454136122Strawberry3127765Subtotal10110293296If one person is chosen at random, find the probability that the persona) is a teenb) is a child OR likes vanilla the bestc)is a teen, GIVEN that the person likes strawberry thebestExpress all of your answers as decimals rounded to 4 decimal places.survey,

According to the given information, we have Given that a survey of 296 people ask about their…

Answered: A survey of 296 people asks about their…

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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Giving a test to a group of students, the grades and genders are summarized below A B Total Male 10 7 8 25 Female 12 3 17 32 Total 22 10 25 57 If one student was chosen at random, 1. Find the probability that the student got a B. Answer: 0.1754 2. If the chosen student was male, find the probability that this student got a grade C or B. Answer:
A. What is the probability that a randomly selected person who buys more than 2 pairs of jeans is female B. What is the probability that a randomly selected person who is male buys 2 pairs of jeans?
Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the respondents, 2346 said they are willing to donate organs after death. In this survey conducted for Donate Life America, 100 adults were surveyed in each state and the District of Columbia, and results were weighted to account for the different state population sizes. a. What percentage of respondents said that they are willing to donate organs after death? b. Based on the poll results, what is the probability of randomly selecting an adult who is willing to donate organs after death? c. What term is used to describe the sampling method of randomly selecting 100 adults from each state and the District of Columbia?
Refer to the sample data for pre-employment drug screening shown below. If one of the subjects is randomly selected, what is the probability that the test result is a false positive? Who would suffer from a false positive result? Why? Pre-Employment Drug Screening Results Positive test result Negative test result Drug Use Is Not Indicated Drug Use Is Indicated Subject Uses Drugs 37 4. Subject Is Not a Drug User 17 35 The probability of a false positive test result is
A bag of M&M has 6 red, 7 blue, and 2 yellow M&M's. What is the probability of randomly picking: (Round to 4 decimal places) a. A yellow? b. A blue or green? c. An orange?
A. What is the probability of a student chosen at random liking both Hannah Montana and suite life of Zach and Cody ?
Construct all random samples consisting two observations from the given data. You are asked to guess the average weight of the six watermelons by taking a random sample without replacement from the population. Watermelon A, B, C, D, E, and F has a weight (in pounds) 19,14,15,9,10 and 17 respectively.a. What is the probability of getting 10.00 as a mean?b. How many possible outcomes?c. What is the probability of getting 11.50 as a mean?d. What is the mean of the sampling distribution of the sample means?e. What is the population mean?
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. Find the probability that a randomly selected person: Speeding tcket No speeding Bcket Red car 15 135 Notred ca 45 470 fotal ts a) has a speeding ticket given they have a red car b) has a red car given they have a speeding ticket 8 88
The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades 7 to 12). One question asked was “What do you think are the chances you will be married in the next 10 years?” Here is a two-way table of the responses by gender: Opinion Female Male Almost no chance 120 94 Some chance but probably not 156 178 A 50-50 chance 427 498 A good chance 750 700 Almost certain 1176 770 How many individuals are described in this table? How many females were among the respondents? The percent of females among the respondents was about %. Your percent from the previous exercise is part of the marginal distribution of opinion about marriage. the conditional distribution of sex among adolescents with a given opinion. the marginal distribution of sex. What percent of females thought that they were almost certain to be married in the next 10 years?% Your percent from the previous exercise is part of the conditional distribution of sex among…
A manufacturing plant knows that in reality 80% of products made are perfect. An inspector selects four products at random. What is the mean number of perfect products in any sample of 4? It can be assumed that each product is independent of the others.

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