Below is output from Tukey's test for an ANOVA problem. Determine which mean is different. Comparison Mean 2 to Mean 1 Mean 3 to Mean 1 Mean 4 to Mean 1 Mean 3 to Mean 2 Mean 4 to Mean 2 Mean 4 to Mean 3 Lower Limit -2.75 1.45 -1.66 0.49 -3.47 -1.96 O Mean 1 is different than Means 2, 3, 4 O Mean 2 is different than Means 1, 3, 4 O Mean 3 is different than Means 1, 2, 4 O Mean 4 is different than Means 1,2,3 Upper Limit 3.12 4.33 2.81 3.11 0.55 -0.22

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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A comparison of 4 means is to be performed using ANOVA. Given the
following information, calculate the value of the F-Test statistic. Round
your answer to two decimal places.
s₁ = 8, s² = 11, s² = 14, s² = 12
s = 2.3 and n = 10
0.31
Transcribed Image Text:A comparison of 4 means is to be performed using ANOVA. Given the following information, calculate the value of the F-Test statistic. Round your answer to two decimal places. s₁ = 8, s² = 11, s² = 14, s² = 12 s = 2.3 and n = 10 0.31
Below is output from Tukey's test for an ANOVA problem. Determine
which mean is different.
Comparison
Mean 2 to Mean 1
Mean 3 to Mean 1
Mean 4 to Mean 1
Mean 3 to Mean 2
Mean 4 to Mean 2
Mean 4 to Mean 3
Lower Limit
-2.75
1.45
-1.66
0.49
-3.47
-1.96
O Mean 1 is different than Means 2, 3, 4
O Mean 2 is different than Means 1, 3, 4
O Mean 3 is different than Means 1, 2, 4
O Mean 4 is different than Means 1,2,3
Upper Limit
3.12
4.33
2.81
3.11
0.55
-0.22
Transcribed Image Text:Below is output from Tukey's test for an ANOVA problem. Determine which mean is different. Comparison Mean 2 to Mean 1 Mean 3 to Mean 1 Mean 4 to Mean 1 Mean 3 to Mean 2 Mean 4 to Mean 2 Mean 4 to Mean 3 Lower Limit -2.75 1.45 -1.66 0.49 -3.47 -1.96 O Mean 1 is different than Means 2, 3, 4 O Mean 2 is different than Means 1, 3, 4 O Mean 3 is different than Means 1, 2, 4 O Mean 4 is different than Means 1,2,3 Upper Limit 3.12 4.33 2.81 3.11 0.55 -0.22
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