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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2. According to data from Statistics Canada, Chinese is the mother tongue of 8.1% of Toronto residents. a. If 3 Toronto residents are randomly selected, find the probability that they all have Chinese as their mother tongue. b. If 3 Toronto residents are randomly selected, find the probability that at least one of them has Chinese as their mother tongue. 1 Page 236, #1, Pearson Custom Mathematics for Canada: St. Clair College Introduction to Statistics Page 2 of 5 ΜΤH 237 Exam Review W21 M. Ripley c. If groups of 100 Toronto residents are randomly selected, what is the mean number of residents whose mother tongue is Chinese? d. If groups of 100 Toronto residents are randomly selected, what is the standard deviation for the number of residents whose mother tongue is Chinese? e. Would it be unusual to get 10 people whose mother tongue is Chinese in a randomly selected group of 100 Toronto residents? Why or why not??
There are 500 engineers who are working. The table provides some data of their employment status. Show your solving solution. a. What is the probability that the engineer is employed in Manila and in a construction firm? b. What is the probability that the engineer is employed in North Luzon and in a communication firm? c. What is the probability of an engineer is working in Region IV? d. What is the probability of an engineer is in manufacturing industry?
Please answer all. Thank you.
Please answer the following question using EXCEL:
The histogram below gives the length of service of members of the Department of English at a particular university. The classes, in years of service, are 0−−4.9, 5−−9.9, etc., and the vertical axis represents the number of faculty. 1) What percent of the department faculty have less than 15 years of service? 2) If a member of the department is chosen at random to serve on a university committee, what is the probability (in decimal form) that the chosen representitive will have between 5 and 45 years of service? 3) What is the probability the representative above will have less than 20 years of service given that the person has less than 25 years of service?
The following data represent the number of siblings (brothers and sisters) in the families of 20 students who were surveyed. O siblings = 2, 1 sibling = 3, 2 siblings =7, 3 siblings = 2, 4 siblings = 2. What is the probability of randomly selecting a student with 2 or more siblings? Input three-decimal fraction or percentage. Answer:
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?
Which of the following is the domain of a random variable? Choose the correct answer: a. set of whole numbers b. sample space c. set of real numbers d. subset of the outcomes of the experiment
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 random sample of 7 oak trees from two forests was gathered. The results are shown below. Height of Trees (feet) Forest A Forest B 70 92 78 82 84 66 83 76 78 72 88 79 77 85 Based on the samples, which statement best compares the height of the oak trees in each forest? O The oak trees in Forest A are generally taller and have less variabillity than the oak trees in Forest B. The oak trees in Forest A are generally shorter and have less variabillity than the oak trees in Forest B. O The oak trees in Forest A are generally taller and have more variabillity than the oak trees in Forest B. The oak trees in Forest A are generally shorter and have more variabillity than the oak trees in Forest B.
Consider the following table and answer the questions. Write your answers as fractions. Major Biology Business Engineering Mathematics Computer science Female 34 40 40 31 28 Male 41 36 34 25 38 a. What is the probability that a randomly selected person is a female? b. What is the probability that a randomly selected person is a male whose major is Mathematics? c. If a woman is randomly selected what is the probability that she is studying business? d. If a group of 6 students is selected at random what is the probability that it has 4 females and 2 males?

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