IB Questionbank Test
Use your graphic display calculator to write down . r , Pearson’s product–moment correlation coefficient. 1d. [2 marks] The equation of the regression line . y. on . x. is . y = mx + c. Find the exact value of . m. and of . c. for these data. 1e. [2 marks] Show that the point M (, ) lies on the regression line … ................
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