Mathematics, 29.11.2020 20:30 unknown9263
Considering a standard normal distribution answer the following questions: A. A researcher grouped his data to include from two standard deviations (SD) below the median to one SD above the mean. Approximately what percentage of the total data was selected? B. What is the approximate percentage of a selected group that is above the 50 percentile and within two standard deviations of the mean?
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Considering a standard normal distribution answer the following questions: A. A researcher grouped h...
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