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Normal distribution quiz 3 What is variance, mathematically? What is standard deviation? Standardized normal (z) means Formula in Excel for simulating z = normsinv(rand()) standard
Normal distribution quiz 3 What is variance, mathematically? What is standard deviation? Standardized normal (z) means Formula in Excel for simulating z = normsinv(rand()) standard deviations of the mean: Probability of being within 1: o 2: 3: NA -3 -2 0 1 2 3
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