Answer the following questions in short paragraphs in your own words. You can search and study any resources but do not copy and paste. a) Why, in an ANOVA test, is it important that the variances are equal across groups?
Answer the following questions in short paragraphs in your own words. You can search and study any resources but do not copy and paste. a) Why, in an ANOVA test, is it important that the variances are equal across groups?
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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![Answer the following questions in short paragraphs in your own words. You can search and
study any resources but do not copy and paste.
a) Why, in an ANOVA test, is it important that the variances are equal across groups?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F539a6763-4713-4bfa-959d-677fac7bd696%2F480dc614-4b9c-4101-968f-505238997097%2Fknm3zi_processed.png&w=3840&q=75)
Transcribed Image Text:Answer the following questions in short paragraphs in your own words. You can search and
study any resources but do not copy and paste.
a) Why, in an ANOVA test, is it important that the variances are equal across groups?
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Transcribed Image Text:e) What is the relationship between error in results and sample size? (explain)
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![d) Why is a smaller MSE (Mean Square Error) better?](https://content.bartleby.com/qna-images/question/539a6763-4713-4bfa-959d-677fac7bd696/be3babbc-5f25-4e8e-8e86-96a2f022c1be/24cnobl7_thumbnail.png)
Transcribed Image Text:d) Why is a smaller MSE (Mean Square Error) better?
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![c) Is it safe to use the median to compare two populations?](https://content.bartleby.com/qna-images/question/539a6763-4713-4bfa-959d-677fac7bd696/25f45646-7c9f-4c67-add1-29c3a172d9f9/hbd7w4_thumbnail.png)
Transcribed Image Text:c) Is it safe to use the median to compare two populations?
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Transcribed Image Text:b) What is the Mann-Whitney U test?
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