An experiment was conducted to compare the effectiveness of three training progr

Question

An experiment was conducted to compare the effectiveness of three training programs A, B and C to assemble a device. Four employees were randomly assigned to program A, 3 employees to program B and 5 employees to program C. The assemble time was recorded (in min). Set up the null and the alternative hypotheses. The following is the ANOVA table (incomplete) for testing the hypotheses in part a). What assumption do you need in estimating the within-group variance for testing the hypothesis in part a) What is your conclusion for testing the hypothesis you used in part a) when you use 5% type I error rate Provide justification, that is, why you will reject the null hypothesis or fail to reject the null hypothesis.

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An experiment was conducted to compare the effectiveness of three training progr

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