Mathematics, 04.02.2020 04:50 crawford184232323234

On this math the average cost per once for glass cleaner is 7.7 cents with a standard deviation of 2.5 cent. what is the z-score of glass cleaner with a cost of 10.1 cents per ounce a: 0.96 b: 1.31 c: 1.94 d: 4.04 e: none of the above

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On this math the average cost per once for glass cleaner is 7.7 cents with a standard deviation of 2...