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2. In a particular warehouse, a random sample of 10 medium-sized parcels have the following weight (in kilograms): 1.05 1.82 1.77 2.15 2.20 1.07 0.92

2. In a particular warehouse, a random sample of 10 medium-sized parcels have the following weight (in kilograms): 1.05 1.82 1.77 2.15 2.20 1.07 0.92 1.16 1.09 2.00 Assuming that the distribution is normal, calculate the 99% confidence interval for the mean of the parcels. (6 marks)

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