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Problem 3
A multiple comparison procedure for comparing four treatment means produced the confidence intervals shown below. Rank the means from smallest to largest. Indicate which means are significantly different.
µ1- µ2: (2, 15)
µ1- µ3: (4, 7)
µ1- µ4: (-10, 3)
µ2- µ3: (-5, 11)
µ2- µ4: (-12, -6)
µ3- µ4: (-8, -5)
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