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Mathematics, 24.06.2019 21:30 Rooster04

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies? a 0.75 b 3 c 3.75 d 2

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