Question 74 For the xi variables, a variety od transformation might be used t improve the model's fit O Propensity Score Matching O Both are correct General Linear Model O Both are incorrectQuestion 75 1 pts The scores can be used to reduce or eliminate selection bias in observational studies by balancing covariates (the characteristics of participants) between treated and control groups. Both are correct O Both are incorrect O Propensity Score Matching General Linear ModelQuestion 73 y = a+ blx1+62x2+63x3+b4x4 O Both are correct O General Linear Model Propensity Score Matching O Both are incorrectArrange Question 76 1 Multivaraible statistics Both are incorrect Helps in the understanding of relative importance of different independent variables for explaining the variations in the independent (outcome) variable when they act alone and when they work together (interaction) Both are correct It may also mean solving problems where more than one dependent variable is analyzed simultaneously with other variables.It may also mean solving problems where more than one dependent variable is analyzed simultaneously with other variables.It may also mean solving problems where more than one dependent variable is analyzed simultaneously with other variables