# Question: 1 Scatterplot of Y on X1 2 Scatterplot of Y on

1. Scatterplot of Y on X1

2. Scatterplot of Y on X2

3. Scatterplot of X2 on X1

4. Direct effect of X2

5. Indirect effect of X2

6. Scatterplot of Y on ŷ

7. Scatterplot of e on ŷ

8. Normal quantile plot

9. Test H0: β1 = β2 = 0

10. Test H0: β2 = 0

(a) Similar variances

(b) F-statistic

(c) Collinearity

(d) Nearly normal errors

(e) Nonlinear effect

(f) Product of marginal slopes

(g) Partial slope for X2

(h) Leveraged outlier

(i) t-statistic

(j) Calibration plot

2. Scatterplot of Y on X2

3. Scatterplot of X2 on X1

4. Direct effect of X2

5. Indirect effect of X2

6. Scatterplot of Y on ŷ

7. Scatterplot of e on ŷ

8. Normal quantile plot

9. Test H0: β1 = β2 = 0

10. Test H0: β2 = 0

(a) Similar variances

(b) F-statistic

(c) Collinearity

(d) Nearly normal errors

(e) Nonlinear effect

(f) Product of marginal slopes

(g) Partial slope for X2

(h) Leveraged outlier

(i) t-statistic

(j) Calibration plot

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