Each of the following situations describes error in a statistical experiment, where a researcher is trying to find the percentage of American college students who identify as Democrats or Republicans. State whether this is sampling or non-sampling error, and explain why you chose that answer.The researcher randomly selects 400 college students from around the country and asks them if they are Democrats or Republicans. The researcher finds that 38% of the students are Democrats, when the actual percentage is 41%.The researcher sets up a table in the cafeteria at their University, a wealthy private school in New England, and asks students who pass by if they identify as a Democrat or Republican. They find that 53% of the surveyed students identify as Republicans, when the actual percentage is 36%.

Name: Each of the following situations describes error in a statistical expe
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Description: Each of the following situations describes error in a statistical experiment, where a researcher is trying to find the percentage of American college students who identify as Democrats or Republicans. State whether this is sampling or non-sampling er

Introduction: Sampling error: Sampling error occurs when a non-representative sample is selected to…

Answered: Each of the following situations…

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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Each of the following situations describes error in a statistical experiment, where a researcher is trying to find the percentage of American college students who identify as Democrats or Republicans. State whether this is sampling or non-sampling error, and explain why you chose that answer.
1. The researcher randomly selects 400 college students from around the country and asks them if they are Democrats or Republicans. The researcher finds that 38% of the students are Democrats, when the actual percentage is 41%.
2. The researcher sets up a table in the cafeteria at their University, a wealthy private school in New England, and asks students who pass by if they identify as a Democrat or Republican. They find that 53% of the surveyed students identify as Republicans, when the actual percentage is 36%.

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