Which of these is NOT one of the validity conditions for a t-test for the slope of

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Which of these is NOT one of the validity conditions for a t-test for the slope of a regression line?

A. We should have a large sample size, typically n ≥ 20.

B. The scatterplot of the sample data should follow a linear pattern.

C. There should be approximately the same number of points above the regression line as there are below the regression line.

D. The variability of the points around the regression line should be similar regardless of the value of the explanatory variable.

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Introduction To Statistical Investigations

ISBN: 9781119683452

2nd Edition

Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy

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Question Posted: Feb 27, 2023 07:52 AM

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Which of these is NOT one of the validity conditions for a t-test for the slope of

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Introduction To Statistical Investigations

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