# Question: a If the observation marked with an in the

(a) If the observation marked with an “×” in the following plot is removed, how will the slope of the least squares line change?

(b) What will happen to r2 and se?

(c) Is this observation leveraged?

(b) What will happen to r2 and se?

(c) Is this observation leveraged?

## Answer to relevant Questions

(a) If the observation marked with an “×” in the following plot is removed, how will the slope of the least squares line change? (b) What will happen to r2 and se? (c) Is this observation leveraged? This data table contains the listed prices and weights of the diamonds in 48 rings offered for sale in The Singapore Times. The prices are in Singapore dollars, with the weights in carats. Use price as the response and ...The cases that make up this dataset are types of cars. The data include the engine size or displacement (in liters) and price of 318 vehicles sold in the United States in 2011. Use price as the response and engine ...1. The partial slope corresponds to the direct effect in a path diagram. 2. The indirect effect of an explanatory variable is the difference between the marginal and partial slopes. 3. If we reject H0: β1 = β2 = 0 using ...A national motel chain has a model for the operating margin of its franchises. The operating margin is defined to be the ratio of net profit to total revenue (as a percentage). The company plans to use this model to help it ...Post your question