Answer Happy

One regression model has as its dependent variable the test grade of students in a course section. It has one independent variable: tive spent studying. A second regression is the same but it has a second independent variable: the price of tea in China. Which of the following is likely to be true? The host model will have a higher R2 and a higher adjusted RA2 The first model will have a lower R2 and a lower adjusted R^2 The first model will have a higher R2and a lower adjusted R 2 The first model will have a lower R2 and a higher adjusted R^2