Transcript
  • 14http://218.192.12.13/kcpt/jkx.html

  • 14 Excel

  • XY E{[X E(X)][Y E(Y)]}XYCovX ,Y

  • ExcelCOVARarray1array2COVARarray1array2array1array2COVAR

  • 14-12006

  • || 1> 0XY 1XY= 1XY= -1XY= 0XY

  • ExcelCORRELarray1array2 array1 array2 CORRELarray1array2array1array2

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  • 41XY42=Sheet1!$B$3:$C$124342Sheet1

  • 14-310yxy=ax+b50

  • 11-2

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  • 14-4 10 y=0+1x1 +2x2yx1x2

  • xyB31B32B30 x1yx2y

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  • Excel

  • Excel

  • 14-5

  • xy

  • Excel

  • yxB31B32B33

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