In a regression analysis if SSE = 200 and SSR = 300, then the coefficient of determination is ___________

Related MCQs

• Regression analysis was applied to return rates of sparrowhawk colonies. Regression analysis was used to study the relationship between return rate (x: % of birds that return to the colony in a given year) and immigration rate (y: % of new adults that join the colony per year). The following regression equation was obtained) ! = 31.9 – 0.34x Based on the above estimated regression equation, if the return rate were to decrease by 10% the rate of immigration to the colony would________________
• If the coefficient of determination is a positive value, then the regression equation__________
• If the coefficient of determination is equal to 1, then the correlation coefficient _______
• Regression analysis was applied between $ sales (y) and $ advertising (x) across all the branches of a major international corporation. The following regression function was obtained) ! = 5000 + 7.25x If the advertising budgets of two branches of the corporation differ by $30,000, then what will be the predicted difference in their sales? __________
• If the coefficient of determination is 0.81, the correlation coefficient __________
• SSE can never be _____________
• Suppose that you have carried out a regression analysis where the total variance in the response is 133452 and the correlation coefficient was 0.85. The residual sums of squares is____________
• Find the median of the following data: 160, 180, 200, 280, 300, 320, 400______________
• If the correlation coefficient is a positive value, then the slope of the regression line ___________
• In a regression and correlation analysis if r 2 = 1, then ___________