Q 70

In choosing the "best-fitting" line through a set of points in linear regression,we choose the one with the:
A) smallest sum of squared residuals
B) largest sum of squared residuals
C) smallest number of outliers
D) largest number of points on the line
E) None of these options

Q 71

The weakness of scatterplots is that they:
A) do not help identify linear relationships
B) can be misleading about the types of relationships they indicate
C) only help identify outliers
D) do not actually quantify the relationships between variables

Q 72

is/are especially helpful in identifying outliers.
A) Linear regression
B) Regression analysis
C) Normal curves
D) Scatterplots
E) Multiple regression