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MATLAB: An Introduction with Applications
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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LPPENT CEEC Identify sampling errors and bias Question Which of the following scenarios contain biased samples? Select all that apply. Select all that apply: To estimate the mean number of classes that students take at his university, Benjamin collects data from a randomly selected proportionate number of students from each grade level. Howard wants to estimate the mean weight of people in his town. He collects data by interviewing members of a fitness club. To estimate the political party distribution of residents in his state, Sean collects data from a large group of randomly selected residents of his city. Teresa wants to estimate the mean amount of money spent on clothes per week by mall shoppers. She collects data from every 10th person entering a clothing store at the mall. B FEEDBACK MORE INSTRUCTION SUBI
Transcribed Image Text:LPPENT CEEC Identify sampling errors and bias Question Which of the following scenarios contain biased samples? Select all that apply. Select all that apply: To estimate the mean number of classes that students take at his university, Benjamin collects data from a randomly selected proportionate number of students from each grade level. Howard wants to estimate the mean weight of people in his town. He collects data by interviewing members of a fitness club. To estimate the political party distribution of residents in his state, Sean collects data from a large group of randomly selected residents of his city. Teresa wants to estimate the mean amount of money spent on clothes per week by mall shoppers. She collects data from every 10th person entering a clothing store at the mall. B FEEDBACK MORE INSTRUCTION SUBI
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