3-4

QUESTION 3 Comparing two univariate linear regression models (Model 1 and Model 2) developed using the same dataset, assume that Model 1 has an R-squared of 0.58, and Model 2 has an R-squared of 0.89. Is the following statement true or false? Considering how well these two regression models explain the variation in the data, we would choose Model 1 because it has a better model fit compared with Model 2 True False QUESTION 4 Use the following description for Questions 4-5 Assume we have data on houses sold in Philadelphia including their size (sq-foot), number of bedrooms, whether the house has a garage or not (tu has garage, 0 = does not have a garage) and we use all th variables to predict the selling price (s) of a house Question 4. Which of the following statement is correct? We should use a scatter plot We should use a univariate linear regression We should use a multiple linear regression We should use a logistic regression