SYSTEMS 302
LECTURE 16
CONFIDENCE INTERVALS FOR MULTIPLE REGRESSION Confidence Intervals for Betas Confidence Intervals for Conditional Means Prediction Intervals for Individual Values INTRODUCTION TO TESTS OF HYPOTHESES For next time: Devore, Sections 8
SYSTEMS 302
LECTURE 23
PARTIAL RESIDUAL PLOTS
Simulation Example
HETEROSCEDASTICITY
Variance-Stabilizing Transformations
Weighted Least Squares
AUTOCORRELATION PROBLEM
For next time:
Regression Notes
PARTIAL RESIDUAL PLOTS
Given the MULTIVARIATE L
SYSTEMS 302
LECTURE 22
MULTICOLINEARITY PROBLEM
Correlation Analysis
Variance Inflation Factors
STEPWISE REGRESSION
Mixed Method
P-Values versus R-Square
ADDITIONAL DIAGNOSTICS
Heteroscedasticity
Autocorrelation
STUDENT PERFORMANCE
PROBLEM
It is
SYSTEMS 302
=REGRESSION APPLICATIONS
=Whole Model Test
=Two-Population Tests
=VIOLATIONS OF ASSUMPTIONS
=Heteroscedasticity
=Temporal Autocorrelation
=For next time:
=Autocorrelation Notes (Homepage)
WAGE-INEQUALITY PROBLEM
The existence of wage differenc
SYSTEMS 302
LECTURE 18
TESTS OF HYPOTHESES
One-Sided Tests
P-Values for Tests
TESTS WITH 2 UNKNOWN
Tests of Proportions
General t-Tests
For next time:
Devore, Sections 8.3-8.4, 9.1
SLOT MACHINE PROBLEM
Given a slot machine with mean profits 0 = .0
SYSTEMS 302
LECTURE 19
GENERAL t-TESTS Summary of t-Tests P-Values for t-Tests TWO-SAMPLE TESTS Difference-between-Means Tests Population-Proportions Tests Paired t-Tests For next time: Devore, Sections 9.2-9.4
STOPPING DISTANCE PROBLEM
To evaluate the s
SYSTEMS 302
LECTURE 20
TWO-SAMPLE TESTS
Difference-between-Means Tests
Population-Proportions Tests
Paired t-Tests
REGRESSION APPLICATIONS
Significance Tests for Betas
Whole Model Test
For next time:
Devore, Section 13.4
Heteroscedasticity Notes