If the Points on a Scatterplot Are All Close to the Regression

question 68

Multiple Choice

If the points on a scatterplot are all close to the regression line:

• A) the standard error of the estimate is small.
• B) r is a positive number.
• C) r is close to 0.
• D) the standard error of the estimate is large.

---

Definitions:

Confidence Interval

A range of values, derived from the sample data, within which the true population parameter is expected to lie, at a given probability.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, often related to the number of independent observations in a data set minus any constraints.

F Statistic

A ratio derived from the analysis of variance (ANOVA) that compares the variance between group means to the variance within groups.

Automobile Factory

A facility specialized in the manufacturing and assembly of motor vehicles and related components.