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What is the definition of z-statistic

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A. You just computed a z-statistic. What is the definition of z-statistic?

B. The local preschool reported that it had 34% fewer accidents than the national average. The national average number of accidents reported by preschools is 5, with a standard deviation of 2.0. Use this information to answer the following questions:

C. What is the z score of the local county preschools?

B. Calculate the number of accidents of the local preschool (i.e. determine its "raw score").

Reference no: EM131880569

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