9/13/2011

Inferences in Regression and Correlation Analysis (continued)

• C.I. for slope parameter
• Hypothesis tests for slope parameter
• R Example - Exercise 2.6 - see Airfreight.R
• Sampling Distribution for b₀
• Expected Value
• Standard Deviation
• Inferences for intercept parameter
• Confidence Intervals
• Hypothesis Tests
• Interval estimation for the mean response for a particular value of the explanatory variable
• Prediction of a new observation
• Descriptive measures of linear association between two quantitative variables
  • Coefficient of determination
  • Correlation coefficien

We will have a problem session on Thursday. Please complete your reading of Chapter 2.