Practice question #7Write “True” or “False” next to each statement: A. If a data distribution is normal, then approximately 68% of the observations are within 1 standard deviation of the mean.B. When assessing the fit of a least squares regression line by looking at its residual plot, you hope to see a strong pattern within the points on the residual plot.C. The central limit theorem states that when n is large, the sampling distribution of ?̅ is well approximated by a normal curve, even when the population distribution is not normal.D. Random assignment of subjects to treatments is a critical component of a good experiment which allows you to talk about cause and affect.

There are 4 statements given and the objective is to state whether the given statements is true or…

Answered: Practice question #7 Write “True” or…

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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Practice question #7

Write “True” or “False” next to each statement:

A. If a data distribution is normal, then approximately 68% of the observations are within 1 standard deviation of the mean.

B. When assessing the fit of a least squares regression line by looking at its residual plot, you hope to see a strong pattern within the points on the residual plot.

C. The central limit theorem states that when n is large, the sampling distribution of ?̅ is well approximated by a normal curve, even when the population distribution is not normal.

D. Random assignment of subjects to treatments is a critical component of a good experiment which allows you to talk about cause and affect.

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