Question: 4.21 The accompanying data are consistent with summary statistics that appeared in the paper Shape of Glass and Amount of Alcohol Poured: Comparative Study of

4.21 The accompanying data are consistent with summary statistics that appeared in the paper “Shape of Glass and Amount of Alcohol Poured: Comparative Study of Effect of Practice and Concentration” (British Medical Journal [2005]: 1512–1514). Data represent the actual amount poured (in ml) into a tall, slender glass for bartenders who were asked to pour 44.3 ml

(1.5 ounces). Compute and interpret the values of the mean and standard deviation.

44.0 49.6 62.3 28.4 39.1 39.8 60.5 73.0 57.5 56.5 65.0 56.2 57.7 73.5 66.4 32.7 40.4 21.4

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