Concept explainers
For Chapter 2 through Chapter 14, the Cumulative Review Exercises include topics from preceding chapters. For this chapter, we present a few calculator warm-up exercises, with expressions similar to those found throughout this book. Use your calculator to find the indicated values.
7. Variation in Body Temperatures The given expression is used to compute a measure of the variation (variance) of three IQ scores.
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Essentials of Statistics (5th Edition)
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