Phi Coefficient: Definition & Examples - Statology
www.statology.org › phi-coefficientSep 14, 2020 · We can calculate the Phi Coefficient between the two variables as: (4+9)(8+4)(4+8)(9+4) = (16-72) / √ 24336 = -0.3589. Note: We could have also calculated this using the Phi Coefficient Calculator. How to Interpret a Phi Coefficient. Similar to a Pearson Correlation Coefficient, a Phi Coefficient takes on values between -1 and 1 where: