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Use Formula r-?(X-X)(Y-Y)] to calculate th (n -1)sxSy Q2/ *(10 pts) Page 446, Problem 2 correlation coefficient. Do NOT use the Excel Data Analysis Toolpak.

Use Formula r-?(X-X)(Y-Y)] to calculate th (n -1)sxSy Q2/ *(10 pts) Page 446, Problem 2 correlation coefficient. Do NOT use the Excel Data Analysis Toolpak. But you can use Excel commands to calculate sample mean [the command is AVERAGEO 1 and sample standard deviation [the command is STDEV.SO1. 2. The following sample observations were randomly selected. y 13 15 7 12 13 11 9 5 Determine the correlation coefficient and interpret the relationship between x and y.

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