HW1 - HW 1: DUE: Friday, May 23 Text Questions: 11.2 11.3...

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HW 1: DUE: Friday, May 23 Text Questions: 11.2 11.3 11.4 11.8 11.10  1. The following is SAS output analyzing the length of time a saw stayed useable.  There  were two manufacturers tested, and the saws were run at different speeds (RPM).  The  response variable was measured in hours. too l data 19:05 Tuesday, May 13, 2008 10 The GLM Procedure Class Level In fo rmat i on Class Levels Values type 2 A B Number of Observat i ons Read 20 Number of Observat i ons Used 20 too l data 19:05 Tuesday, May 13, 2008 11 The GLM Procedure Dependent Variab le : hours Sum of Source DF Squares Mean Square F Value Pr > F Model 3 1411.195142 470.398381 45.92 <.0001 Error 16 163.893038 10.243315 Correc ted Tota l 19 1575.088180 R-Square Coeff Var Root MSE hours Mean 0.895947 13.05322 3.200518 24.51900
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Source DF Type I SS Mean Square F Value Pr > F rpm 1 227.032596 227.032596 22.16 0.0002 type 1 1157.075800 1157.075800 112.96 <.0001 rpm*type 1 27.086747
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This note was uploaded on 07/25/2008 for the course STT 422 taught by Professor Porter during the Summer '08 term at Michigan State University.

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HW1 - HW 1: DUE: Friday, May 23 Text Questions: 11.2 11.3...

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