Height and reading A researcher studies children in elementary school and finds a strong
Chapter 6, Problem 30(choose chapter or problem)
Height and reading A researcher studies children in elementary school and finds a strong positive linear association between height and reading scores. a) Does this mean that taller children are generally better readers? b) What might explain the strong correlation? 30. Cellular telephones and life expectancy A survey of the worlds nations in 2010 shows a strong positive correlation between percentage of the country using cell phones and life expectancy in years at birth.
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