29) Calculate the coefficient of correlation, r, letting Row 1 represent the x-values and Row 2 represent the y-values. Now calculate the coefficient of correlation, r, letting Row 2 represent the x-values and Row 1 represent the y-values. What effect does switching the explanatory and response variables have on the correlation coefficient? Row 1 Row 2 3 -11 5 12 9 7 8 0 7 6 -3 -7 8 -2 10 11 4 2 5

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Q: ecimal:

A: From triangle BDC , BD=18mm,∠DAB=45°,∠DCB=αBA=dAC=b

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A: when negative sign multiplied by negative then it becomes positive sign (-)×(-)=+

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Q: a)RS=? RS=? C) QST=?

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