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ommute times to a major city follows the normal probability distribution and the standard deviation is 4.5 minutes, Arandom Sample of 104 Commute times

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ommute times to a major city follows the normal probability distribution and the standard deviation is 4.5 minutes, Arandom Sample of 104 Commute times is given below in minutes Use Excel to find the 98% confidence interval for the mean travel time in minutes. Round your answers to one decimal place and use ascending order. Time 21 11 33 37 33 15 33 12 39 00 35 38 24 4/217 40 21 23 113140 40 35 24 12128 34 33 37 35 23 8 = 32 34 30 16 34 27 28 41 R 18 31 34 33 35 26 13 29 37 9 35 33 36 39 36 31 27 10 32 11 15 32 lo 20 42 29 18 14 27.2 33 41 40 41 34 37 17 15 32L 20 40 10 31 14 89 14 888 = 78 38 32 28 13 30 15 = 36 38 16 34 13 29 251

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