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Mathematics 7 Online
OpenStudy (anonymous):

METALS! how do you calculate the slope of a trend line

OpenStudy (anonymous):

....

OpenStudy (paki):

Scientists often apply trend lines, or best fit lines, to their data after they graph it on an x, y plot. The idea of a trend line is to reveal a linear relationship between two variables, x and y, in the y = mx + b form... and slpoe is (y2-y1)/(x2-x1)... @VONNAH12049800

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