the Statistics Add-In for Microsoft® Excel

Pearson Correlation

Sample Results as an Excel Table:

Pearson correlation
Children Income Price Horsepower
Children
Correlation coefficient 1 0.627423862 -0.2260438 -0.137079457
Valid cases 72 72 72 72
One-sided significance 0 1.84267E-09 0.028113741 0.125436642
Income
Correlation coefficient 0.627423862 1 0.28973287 0.312975891
Valid cases 72 72 72 72
One-sided significance 1.84267E-09 0 0.006781431 0.00371624
Price
Correlation coefficient -0.2260438 0.28973287 1 0.795649889
Valid cases 72 72 72 72
One-sided significance 0.028113741 0.006781431 0 3.41615E-17
Horsepower
Correlation coefficient -0.137079457 0.312975891 0.795649889 1
Valid cases 72 72 72 72
One-sided significance 0.125436642 0.00371624 3.41615E-17 0
Cronbach's alpha 0.264272641
Scott's homogeneity 0.292465747