Answered: a. Is this a randomized experiment or…

Name: 1. The English department at a local college is considering using elec
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Description: 1. The English department at a local college is considering using electronic-based assignment submission in its English composition classes. To study its effects, each section of the class is divided into two groups at random. In one group, assignme

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

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1. The English department at a local college is considering using electronic-based assignment submission in its English composition classes. To study its effects, each section of the class is divided into two groups at random. In one group, assignments are submitted by turning them in to the professor on paper. In the other group, assignments are submitted electronically.

a. Is this a randomized experiment or an observational study?

b. Assume that the electronically submitted assignments had fewer typographical errors, on average, than the ones submitted on paper. Could this result be due to confounding?

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