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This computer output summarizes the results of a one-way analysis of variance in an attempt to compare the performance characteristics of four brands of vacuum cleaners. The response variable is the amount of time it takes to clean a specific size room with a specific amount of dirt. >ANOVA table Source SS >Treatment >6.000 3 > Error Total > Post hoc >analysis Brand 2 Brand 3 1.40 Brand 4 df 1.486 14 Brand 1 7.485 17 Tukey simultaneous comparison t-values (d.f. = 14) MS F 2.95 2.28 4.27 1.9998 >18.85 3.46E-05 >0.1061 p-value Brand >Brand Brand Brand 1 3 2 4 1.40 2.28 2.58 2,95 2.58 5.38 1.35 Not be able to reject the null hypothesis of equal population means O Reject the null hypothesis of equal population means O Reject or fail to reject depending on the value of the t statistic. Not be able to decide whether or not to reject the null hypothesis due to insufficient information. Reject or fail to reject depending on the value of the Z statistic

This computer output summarizes the results of a one-way analysis of variance in an attempt to compare the performance characteristics of four brands of vacuum cleaners. The response variable is the amount of time it takes to clean a specific size room with a specific amount of dirt. >ANOVA table Source SS >Treatment >6.000 3 > Error Total > Post hoc >analysis Brand 2 Brand 3 1.40 Brand 4 df 1.486 14 Brand 1 7.485 17 Tukey simultaneous comparison t-values (d.f. = 14) MS F 2.95 2.28 4.27 1.9998 >18.85 3.46E-05 >0.1061 p-value Brand >Brand Brand Brand 1 3 2 4 1.40 2.28 2.58 2,95 2.58 5.38 1.35 Not be able to reject the null hypothesis of equal population means O Reject the null hypothesis of equal population means O Reject or fail to reject depending on the value of the t statistic. Not be able to decide whether or not to reject the null hypothesis due to insufficient information. Reject or fail to reject depending on the value of the Z statistic

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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This computer output summarizes the results of a one-way analysis of variance in an attempt to compare the performance characteristics of four brands of vacuum cleaners. The response variable is the amount of time it takes to clean a specific size room with a specific amount of dirt. >ANOVA table Source SS >Treatment >6.000 3 > Error Total > Post hoc >analysis Brand 2 Brand 3 1.40 Brand 4 1.486 14 Brand 1 df 7.485 17 Tukey simultaneous comparison t-values (d.f. = 14) 2.28 2.95 MS F 1.40 4.27 1.9998 >18.85 3.46E-05 >0.1061 p-value Brand >Brand Brand Brand 1 3 2 4 2.58 5.38 1.35 2.28 2.58 2.95 Not be able to reject the null hypothesis of equal population means O Reject the null hypothesis of equal population means O Reject or fail to reject depending on the value of the t statistic. Not be able to decide whether or not to reject the null hypothesis due to insufficient information. Reject or fail to reject depending on the value of the Z statistic
Transcribed Image Text:This computer output summarizes the results of a one-way analysis of variance in an attempt to compare the performance characteristics of four brands of vacuum cleaners. The response variable is the amount of time it takes to clean a specific size room with a specific amount of dirt. >ANOVA table Source SS >Treatment >6.000 3 > Error Total > Post hoc >analysis Brand 2 Brand 3 1.40 Brand 4 1.486 14 Brand 1 df 7.485 17 Tukey simultaneous comparison t-values (d.f. = 14) 2.28 2.95 MS F 1.40 4.27 1.9998 >18.85 3.46E-05 >0.1061 p-value Brand >Brand Brand Brand 1 3 2 4 2.58 5.38 1.35 2.28 2.58 2.95 Not be able to reject the null hypothesis of equal population means O Reject the null hypothesis of equal population means O Reject or fail to reject depending on the value of the t statistic. Not be able to decide whether or not to reject the null hypothesis due to insufficient information. Reject or fail to reject depending on the value of the Z statistic
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