Week 6 Assignments

# Week 6 Assignments - Two Sample Hypothesis Test for the...

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Two Sample Hypothesis Test for the Mean (Independent Samp Level of Significance 0.05 Oct-01 Oct-00 Sample Mean 2411 2814 Sample Size 1000 1000 Sample Standard Deviation 847.43 976.93 Standard Error (Computed) 40.90 Test Statistic (Computed) -9.85 The direction of the test will go towards the lower-tailed test end because we're testing if the mean credit c Since the p-value is lower than the level of significance, we must reject the null hypothesis. Lower Crit Value Upper Crit Value Two-Tailed Test -1.9600 1.9600 0.0000 Η1(μ1<μ229 Upper-Tail Test n/a 1.6449 1.0000 Lower-Tail Test -1.6449 n/a 0.0000 If you REJECT the null hypothesis, conclude that H1 is true. If you DO NOT REJECT the null hypothesis, there is insufficient evidence to con NEVER conclude that the null hypothesis is true (i.e., we CANNOT ACCE p -Value Η1(μ1μ2 OR μ2<μ129 Η1(μ1<μ2 OR μ2μ129

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ples) card debt was lower in October 2001 than in October 2000. With this information, we can conclude that the mean debt in October 2001 was lower. Decision Reject the null hypothesis Do not reject the null hypothesis Reject the null hypothesis . clude that H1 is true. EPT the null).
Two Sample Hypothesis Test for the Mean (Paired Sam Item Whole Foods Fairway Level of Significance 1 2.19 1.35 2 2.39 1.69 Standard Error (Computed)

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## This note was uploaded on 05/12/2010 for the course BUSN 5760 taught by Professor Ukn during the Spring '08 term at Webster.

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Week 6 Assignments - Two Sample Hypothesis Test for the...

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