3/24/2010

• Questions on the in-class exercises
• Power
• Hypothesis Testing
  • One variance
  • Two variances
• Simple versus composite hypotheses
• The Neyman-Pearson Lemma
  • See handout for a proof
• In class exercises
  • 88, 95, 99, 101

Please read Sections 10.10 and 10.11 for class on Friday.