Test the claim about the difference between two population means μ₁ and μ2 at the level of significance α. Assume the samples are random and independent, and the populations are normally distributed. Claim: H₁ =H2; x=0.10. Assume o²=0 Sample statistics: x₁ = 30.5, S₁ = 3.6, n₁ = 11 and X2 = 33.4, S2 = 2.3, n₂ = 15
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