Question: If M 1 = 115.54, M 2 = 98.98, M 3 = 118.22, and HSD = 14.78, (a) Determine for each possible pair of means

If M1 = 115.54, M2 = 98.98, M3 = 118.22, and HSD = 14.78,

(a) Determine for each possible pair of means if the difference is statistically  significant, and

(b) Comment on the direction of the difference for the populations.

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