Please answer each picture and label clearly which answers go to which one! Each
ID: 3258506 • Letter: P
Question
Please answer each picture and label clearly which answers go to which one! Each picture has 4 questions!Picture B Picture C Picture D Each of the scatterplots provided show a cluster of points and one stray point. Complete parts a) through d click the icon to view the scatterplots a) Refer to scatterplot a), shown to the right. Answer questions 1) through 4) about this scatterplot 20 10 0 5 10 15 20 25 high leverage, a large r o A. The point has high leverage and a large residual. O B. The point has high leverage. O C. The point has neither high leverage nor a large residual. O D. The point has a large residual. 2)Do you think that point is an influential point? O No O Yes 3) If that point were removed from the data, would the correlation become stronger or weaker? Explain. O A. Weaker, because the point is far from the regression line. O B. Stronger, because the point is close to the regression line. O C. Weaker, because the point is close to the regression line. O D. Stronger, because the point is far from the regression line. 4) If that point were removed from the data, would the slope of the regression line increase or decrease? Explain. O A. Increase, because the point is significantly below the new regression line. O B. Neither, because the point is close to the regression line or has no leverage. O C. Decrease, because the point is significantly below the new regression line. O D. Increase, because the point is significantly above the new regression line. Click to select vour anew
Explanation / Answer
1.
1. D
2. Yes
3. D
4. D
2.
1. A
2 Yes
3, D
4. B
3.
1. B
2. No
3. A
4. D
4.
1. D
2. No
3. A
4. C