what is the impact of using predictors? which factor is the impact of including more predictors how many variables in a r squared what impacts predictors and ivs what impact does the inclusion of more predictors have on the r squared how is the ic of r squared calculated what impact do predictors have on the r squared what is the impact of adding more predictors on a r squared what impact does adding more predictors have on the ci for the r squared what impact does including more predictors have on the r squared what impact does including more predictors have on the r squared what impact does ivs have on the r squared what does adding more variables to a r squared statistic mean? what impact do predictors have on the confidence interval? what's the impact of adding more predictors what effect does having more predictors on the coefficient of r squared what effect does adding more predictors have on the ci? what impact does including more predictors have on the cci? which predictors produces the more precise ci? what impact does including more predictors have on the r squared