Chapter 6: Normal Probability Distributions

In what height interval should the company expect to find the middle 80% of kindergarteners? At least how tall are the biggest 10% of kindergarteners? AP Statistics: Chapter 6 - Normal Percentiles (Key) Suppose the class took a 40-point quiz. Results show that a mean score of 30, median 32, IQR 8, standard deviation 6, min 12 and lower quartile 27. ................
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