1 2 3 = 11 = Ho: P₁ P2 P3 P4 =
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A: xy4.233.283.255.09-1.780.54-3.22.881.292.693.587.411.48-4.83-4.4-2.38-0.862.37-6.12-4.27-3.48-3.77He…
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