Michael Levine

SAS Files

Pisa tower related SAS commands

knnl1051.sas  (Topic 5- Power calculation for the slope)

• topic6.sas

  • Estimating the mean y for specified x and forming a CI

  • Predicting a new observation for specified x and forming a CI

  • Forming a confidence band for the regression line

  • Plotting confidence and prediction intervals

• ANOVA table-related material

• residualchecks.sas

  • Linear relationship violation

  • Constant variance violation

  • Residual Normality

  • Outlier example #1

  • Outlier example #2

• Box-Cox Transformations

• Multiple Regression Example

• topic15.sas

  • Multiple Regression Extra SS

  • Partial Correlation

  • Standardized coefficients

• topic16.sas

  • Multicollinearity example

  • Polynomial regression

• topic17.sas  Interaction models

• topic18.sas

  • Model selection

  • Regression Diagnostics

• Weighted Regression

• One-Way ANOVA

• Regression Approach to ANOVA

• topic22.sas

  • Obtaining mean estimates

  • Forming confidence intervals

  • Adjusting for multiplicity

  • Comparison of means

  • Contrasts and Linear combinations

• topic23.sas

  • ANOVA diagnostics

  • Homogeneity tests

  • Weighted ANOVA

  • Box-Cox transformation

• Two-way ANOVA and interaction plot

• Two-way ANOVA, pooling, and regression approach