Use the pooled-variances t-test of Chapter 11 in comparing the sample means for the data of Exercise
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In exercise
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Driver Alone 64 50 71 55 67 61 80 56 59 74 At Least One Passenger 44 52 54 48 69 67 54 57 58 51 62 67
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The Minitab output below gives the pooled variances ttest for the data of exercise 1230 with H ...View the full answer
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