1. Identify the type of bias that might result in each of the following scenarios.a) During a televised debate, politicians are askedif they have ever cheated on their taxes.b) A survey asks, "What is your favourite TV show:Game of Thrones, Big Bang Theory, or The Walking Dead?"c) Shoppers Drug Mart customers are asked to completean on-line survey when they arrive home from the store.2. We discussed several types of sampling in class. Indicate the type of sampling methodbeing used in each of the following scenarios.a) Choosing 30 girls and 20 boys to complete a surveybecause the population is 60% female and 40% male.b) Asking only people who walk past your surveystation their views on animal rights.c) Rolling Stone magazine asks its on-line readers,"What is the greatest rock song of all time?"_d) Five student names are drawn from a hat as ameans of representing a school at a leadership convention.e) Every 30th student on an alphabetize school list isasked to complete a questionnaire.

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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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Please advise. Keep on tossing a coin until one gets a head. List 2 possible outcomes from this sample.
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3. In a multiple-choice test, each question has 4 options, and a student randomly guesses the answers. If there are 10 questions, what is the probability that the student gets exactly 5 correct answers?
e E Knowledge Check www-awu.aleks.com More than one teacher has given the following advice: choose answer C when blindly guessing among four answers in a multiple choice test, ? since C is more often the correct answer than either A, B, or D. Suppose that we take a random sample of $40 correct answers from multiple-choice tests for introductory college courses and obtain the information summarized by the first row of numbers in the table below. These numbers are the observed frequencies for the categories A, B, C, and D for our sample of 540 correct answers. The second row of numbers contains the frequencies expected for a sample of 540 correct answers if a correct answer is equally likely to be A, B, C, or D. The bottom row of numbers contains the following value for each of the correct answer categories A, B, C, and D. (fo-fx) (Observed frequency-Expected frequency) SE Expected frequency Send data to Excel) Observed frequency fo Part 1 Fill in the missing values in the table. Round…
Hi, could someone please help with this? 1. Which is an important aspect of a randomized survey's design?A. The survey should always contain at least 5 questions.B. Each survey question should have at most 3 choices.C. The survey participants should be randomly selected.D. The survey should have questions for multiple populations.2. Identify the leading question.A. How much would you be willing to pay for a new living room furniture set?B. During what time of day are you most likely to watch TV?C. How interested would you be in purchasing a blue car?D. How much did you enjoy your great experience at our waterpark?3. Frederick is creating a plan to conduct a randomized survey. He will be asking guests at a baseball stadium to rate their experience. At which location should he take the survey to ensure randomization?A. the section of seats directly behind home plateB. the hot dog standC. the stadiums front gateD. the gift shop

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