which variable is positive for an average linear model why do we need to calculate the y of the value of a linear model? what is the linear effect of increasing the number of balls how to calculate the positive if one variable is positive in a linear model where do you classify the two types of balls in a linear regression what is the function of the dirt attractor how to use a linear model of mcdonald's how to find the effect of the number of repellers and attractors of a linear model what is the difference between the amount of balls in a mcdonald's ball pit and the amount of dirt attractors? when to use a repeller instead of attractors in linear model how to do a linear regression which variable does it depend on when it increases the size of a repeller what is a linear model how do you find the effect of increasing attractors in linear regression what type of linear model would a dirt repeller be if $y is a dirt repeller then how do you calculate a linear regression what does it mean when you increase the number of balls by adding a dirt repeller? what is the value of the independent variable in a linear regression model what is the difference between average and negative beta