what the different models have? different possible models which variable has the highest coefficient what is the possible variables in a model how many variables and models are available how many possibilities of variables combinations how many variables are possible in a model how many models are possible how many possible models are there? which variable can be used to calculate the best fit model? how many variables are possible how many possible variables in one model how many different possible models? how many independent variables can be added how much variables can be combined on a model what is the probability of combining multiple variables how many variables can be combined to form a model how many variables for conclusion how many possible models are there for each variable? how many different models are possible