Construct a 95% confidence interval for μ₁ −μ₂ with the sample statistics for mean cholesterol content of a hamburger from two fast food chains and confidence interval construction formula below. Assume the populations are approximately normal with unequal variances. X₂ = 68 mg, S₂ = 2.07 mg, n₂ = 16 Stats Confidence interval when variances are not equal = 91 mg, s₁ = 3.73 mg. n₁ = 18 x₁ = (x₁ - x₂) - tc Enter the endpoints of the

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