wo samples are taken with the following sample means, sizes, and standard deviations ¯x1 = 34 ¯x2 = 27 n1 = 50 n2 = 74 s1 = 3 s2= 4 Estimate the difference in population means using a 93% confidence level. Use a calculator, and do NOT pool the sample variances. Round answers to the nearest hundredth.

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