In multiple regression there is more than one independent variable

1. In multiple regression there is more than one independent variable.  True  False 2. In multiple regression there is more than one dependent variable.  True  False 3. In multiple regression multicollinearity is a potential problem.  True  False 4. In multiple regression the value of R square increases when adding another independent variable.  True  False 5. Suppose that the weight of cereal in a box is normally distributed around a mean of 20, measured in ounces, with a standard deviation of 0.17.  What is the z value for a box with 19.86 ounces of cereal?  Answer to three decimal places if needed. Z value = (19.86-20)/0.17 = -0.824