A researcher estimates a regression to test the eflect of educational attainment (Xj) on the average eamings of individuals (Yj). The sample correlation coeflicient (n) between years of educational attainment and the average earnings, of individuals from a sample of 115 individuals was calculated to be 0.21. The value of the regression R2 will be (Round your answer to two decimal places.) The value of R2 indicates that the regressor (years of educational attainment) is at predicting the regressand (average earnings of individuals)