Author Question: A researcher wishes to test H0: 1 = 2 = 3 against H1:at least one of the means is different. Based ... (Read 19 times)

Bob-Dole · **on:** Jan 16, 2020

A researcher wishes to test H₀: μ₁ = μ₂ = μ₃ against H₁:at least one of the means is different. Based on the ANOVA table, the null hypothesis is rejected and the following output represents the results of Tukey’s test. What should the researcher conclude?

Tukey 95% Simultaneous Confidence Intervals
Response Variable Response
All Pairwise Comparisons among Levels of Treatment
Treatment = 1 subtracted from:
Treatment Lower Center Upper -----+-----+-----+-----+-----+
2 4.606 11.699 18.792 (--------*--------)
3 6.962 14.055 21.148 (--------*--------)
-----+-----+-----+-----+-----+
0.0 5.0 10.0 15.0 20.0
Treatment = 2 subtracted from:
Treatment Lower Center Upper -----+-----+-----+-----+-----+
3 -4.737 2.356 9.449 (-------* -------)
-----+-----+-----+-----+-----+
0.0 5.0 10.0 15.0 20.0
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cloudre37 · **Reply #1 on:** Jan 16, 2020

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