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Extracted text: 2.57, 0.92, 1.42, 1.29, 0.87, 2.77, 6.69, 6.01, 5.80, 6.52, 6.21, 4.09, 3.38, 6.87, 6.74, 9.29, 4.51, 3.66, 7.07, 7.48, 6.42, 9.01, 6.85, 5.65, 6.96, 5.40, 6.79, 4.44, 6.21, 6.25 Compute the 95 percent confidence interval. Please show full steps and explanation