{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

lecture9

# lecture9 - ECO201 Lecture9 RegressionAnalysis PartI...

This preview shows pages 1–10. Sign up to view the full content.

ECO 201 Lecture 9 Regression Analysis Part I Microsoft Excel  Worksheet Microsoft Excel  Worksheet

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Chap 13-2 Topics Types of Regression Models Determining the Simple Linear Regression  Equation Measures of Variation
Chap 13-3 Purpose of Regression Analysis Regression Analysis is Used Primarily to  Model  _________  and Provide  __________ Predict  the values of a dependent (response)  variable based on values of at least one  independent (explanatory) variable Explain the  _____________  of the independent  variables on the dependent variable

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Chap 13-4 Types of Regression Models ________ Linear Relationship ________ Linear Relationship Relationship NOT Linear ___ Relationship
Chap 13-5 Simple Linear Regression Model Relationship Between Variables is  Described by a  Linear Function The Change of One Variable  Causes  the  Other Variable to Change There is a  ____________ of One Variable on  the Other

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Chap 13-6 Population Regression Line   (conditional mean) Population Linear Regression The  __________________  is a straight line that  describes the dependence of the  average value  average value  (conditional mean) (conditional mean) of one variable on the other   Population  Y   intercept  Population  Slope Coefficient  Random  Error _________   (Explained,  Response,  Predicted Variable), Effect,  Response ____________  (Explanatory, Covariate,  Predictor  Variable), Cause,  Stimulus i i i Y X β β ε 0 1 + + = | Y X μ
Chap 13-7 Population Linear Regression (continued) Y X | Y X i X μ β β 0 1 = + i ε β 0 β 1 i i i Y X β β ε 0 1 + + = An Observed Value

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Chap 13-8  The sample regression line provides an  ________  of the population regression line as  well as  _____________   of Y Sample Linear Regression Sample Y Intercept Sample Slope Coefficient Residual 0 1 i i i b b Y X e + + = 0 1 ˆ Y b b X = + = Sample Regression Line (Fitted Regression Line, Least Squares Regression Line, Predicted Value)
Chap 13-9 Sample Linear Regression    and      are obtained by finding the values of         and      that  _________  the  sum of the  squared  _______      and     are computed with the  _____________________      provides an  estimate estimate  of      provides and  estimate estimate  of  0 b 1 b 0 b 1 b 0 b β 0 1 b β 1 (continued) ( 29 2 2 1 1 ˆ n n i i i i i Y Y e = = - = 0 b 1 b

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}