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School

American Military University *

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Course

302

Subject

Statistics

Date

Apr 3, 2024

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1

Uploaded by AdmiralWildcatPerson1030

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1:22AM Fri Mar 22 al 5GY 23% @ ) < Back d Week 7 Knowledge Check Homm { Back Question 7 1/ 1 point In the context of regression analysis, what is the definition of an outlier? v(e) Observed data points that are far from the least squares line } Observed data points that are far from the other observed data points in ~ the horizontal direction ) Observed data points that are close to the least squares line ) Observed data points that are close to the other observed data points in ~ the horizontal direction Question 8 1/ 1 point The least squares regression line for a data set is y"=2.3-0.1x and the standard deviation of the residuals is 0.13. Does a case with the values x = 4.1, y = 2.34 qualify as an outlier? v(e)Yes :?,w No ) Cannot be determined with the given information ¥ Hide question 8 feedback Plugin 4.1 for x. y=2.3-.1(4.1) y=1.89 Residual is y-given - y-predicted. 2.34 - 1.89 = .45 -> this is the residual value. To see if it is an outlier take 2 and multiply it by .13 2*.13 = .26
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