Purdue University - Department of Statistics

Use Empirical Rule: Mean ± 3. standard deviation => 99.7 % The largest 16% of Anacondas will be heavier than what weight? Mean + 1 standard deviation=330+20=350 pounds. The smallest 2.5% of Anacondas will be smaller than what weight? M. e. an - 2. standard. deviation=330-2*20=290. pounds. ................
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