Information about a sample is given. Assume that the sampling distribution is symmetric and bell-shaped. x₁ - x₂ = 3.2 and the margin of error for 95 % confidence is 1.1. (a) Indicate the parameter being estimated. # 14. The parameter of interest is! eTextbook and Media ::f ::41 The 95% confidence interval is i II ::H₂ 2 :: p (b) Use the information to give a 95% confidence interval. :: p P₁ to i :: P₁ A :: P2 :: P2 r I p :: T ₁

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