State whether each set of hypotheses is valid for a statistical test. (a) Ho: μ = 11 VS H₁: #11 (b) Ho:p 0.8 VS H₁: p=0.8 (c) Ho: PP₂2 VS Ha: Pl> P2 (d) Hox1 = x₂ VS 11:3₁ #3₂

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