Lesson 8

September 25, 2014

Thu, Sep 25

Review:

  • t test of slope
  • F test of overall model

Presentation:

  • Critical Value Method (Hypothesis testing)
  • Observed Significance Level (p-value)

Assignment:

  • Complete Problems 12.38, 12.40, 12.42 on p. 500
  • Use the α (alpha) level provided to test the slope and overall model using the Critical Value Method, i.e., are the slope of the regression line and the overall model significant?

Reading:

  • p. 308-310, Observed significance level and critical value method
  • p. 500-504, Estimation, Confidence Intervals

Justin

Justin Holman is CEO of Aftermarket Analytics, where he leads efforts to develop cutting edge sales forecasting and inventory optimization technology for the Automotive Aftermarket. Prior to joining Aftermarket Analytics, Justin managed corporate consulting for the Strategy & Analytics division at MapInfo Corporation, leading major projects for retail clients including The Home Depot, Darden Restaurants, Bridgestone-Firestone, Sainsbury’s and New York & Company. Before that, Justin served as Vice President of Software Development at LogicTools, now part of IBM's supply chain application software group. Justin holds a B.A. from Claremont McKenna College, a Ph.D. from the University of Oregon and an Executive Management certificate from Northwestern University's Kellogg School of Management.

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