Before microwave ovens are sold, the manufacturer must check to ensure that the radiation coming through the door is below a specified safe limit. The amounts of radiation leakage (mW/cm?) with the door closed from 25 ovens are as follows (courtesy of John Cryer): 15 9 18 10 5 8 10 5 12 8 7 2 1 5 3 5 15 10 15 9 8 18 1 2 11 a. Display the data in a dot diagram b. Determine P27, D6, Q2 c. Use Chebyshev's theorem to interpret the interval u ± 20

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