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Data from 50 large u.s. cities show the mean january temperature (degrees fahrenheit), altitude (feet above sea level), and latitude (degrees north of the equator) for 55 cities. here's the correlatio
Data from 50 large u.s. cities show the mean january temperature (degrees fahrenheit), altitude (feet above sea level), and latitude (degrees north of the equator) for 55 cities. here's the correlation matrix: