Question: Why would it not make sense to use the data in a test for a linear correlation between heights from 1877 and current heights? Heights

Why would it not make sense to use the data in a test for a linear correlation between heights from 1877 and current heights?

Heights of Males. Listed below are randomly selected heights (in inches) of males from 1877 and from a recent National Health and Nutrition Examination Survey. (The 1877 data are from ?Peirce and Bowditch: An American Contribution to Correlation and Regression,? by Rovine and Anderson, The American Statistician, Vol. 58, No. 3.)

Heights from 1877 Recent Heights 68 68 67 62 71 62 64

Heights from 1877 Recent Heights 68 68 67 62 71 62 64 63 66 68 72 73 65 71 65 66 69 69 66 68

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