Q Question 1 1 out of 1 points Consider the attached output from a multiple regression model. Which of the following statements concerning this model is most appropriate?Question 2 1 out of 1 points An analyst working for a consulting firm develops a multiple regression model to forecast the gross profit margin on consulting projects. Based on the following regression output, what is the probability that the variable RFP is not a statistically significant predictor? Question 3 1 out of 1 points Aggregated (grouped) data will frequently generate better forecasts than non-aggregated data used to forecast individual items. Question 4 1 out of 1 points Suppose that the estimated slope of the linear relationship, Y = a + bX, is -2, X is 15, and Y is 50, then the estimated y-intercept of the linear relationship is ... Question 5 What is the value of the 4-period moving average for year 4, using the following data: