Listed below are the lengths in minutes of randomly selected music CDs. Construct a 95% confidence interval for the mean length of such CDs: 48.75, 54.86, 60.8, 33.49, 46.33, 63.43, 58.86, 61.46, 62.85, 67.2, 60.13, 44.9, 51.45, 64.77, 26.75, 62.58, 56.29, 58.32, 63.68, 27.44, 55.22, 66.59, 73.77, 47.3, 43.46, 54.42, 38.09, 57.85, 56.75, 63.26, 64.64, 58.73, 44.92, 45.18, 53.51, 57.21, 36.54, 53.18, 55.5, 44.97, 42.6, 113.97, 44.97, 49.39.
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