In order to determine how American undergraduate college students feel about eliminating spring break in order to finish spring term a week early, a survey was conducted. 200 undergraduate students from the University of Miami (FL) were interviewed. Both of the interviewers hired to conduct the survey were told to interview 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors. Of the 200 students interviewed, 20% were in favor of the elimination of spring break, 70% were opposed, and 10% had no opinion. The results of this survey are unreliable primarily because of both sample (selection) bias and non-response bias. the absence of a control group. sample (selection) bias only. nonresponse bias only. None of the above
In order to determine how American undergraduate college students feel about eliminating spring break in order to finish spring term a week early, a survey was conducted. 200 undergraduate students from the University of Miami (FL) were interviewed. Both of the interviewers hired to conduct the survey were told to interview 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors. Of the 200 students interviewed, 20% were in favor of the elimination of spring break, 70% were opposed, and 10% had no opinion. The results of this survey are unreliable primarily because of both sample (selection) bias and non-response bias. the absence of a control group. sample (selection) bias only. nonresponse bias only. None of the above
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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In order to determine how American undergraduate college students feel about eliminating spring break in order to finish spring term a week early, a survey was conducted. 200 undergraduate students from the University of Miami (FL) were interviewed. Both of the interviewers hired to conduct the survey were told to interview 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors. Of the 200 students interviewed, 20% were in favor of the elimination of spring break, 70% were opposed, and 10% had no opinion.
The results of this survey are unreliable primarily because of
- both sample (selection) bias and non-response bias.
- the absence of a control group.
- sample (selection) bias only.
- nonresponse bias only.
- None of the above
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