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Z-Score problem #5 All of the following problems use thez-score formula.All of these practice problems involve finding a z-score from the information provided.See if you

Z-Score problem #5

All of the following problems use thez-score formula.All of these practice problems involve finding a z-score from the information provided.See if you can figure out how to use this formula.

  1. A group of friends compares what they received while trick or treating. They find that the average number of pieces of candy received is 43, with a standard deviation of 2. What is thez-score corresponding to 20 pieces of candy?

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