The Standard Error of the Regression

question 40

Multiple Choice

The standard error of the regression:

• A)is based on squared deviations from the regression line.
• B)may assume negative values if b₁ < 0.
• C)is in squared units of the dependent variable.
• D)may be cut in half to get an approximate 95 percent prediction interval.

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Definitions:

Data

A record of an observation or an event such as a test score, a grade in math class, or response time.

Personal Pizzas

Small-sized pizzas intended for individual consumption, often customizable with a variety of toppings.

Median

The middle value in a data set when it is arranged in ascending or descending order.

Midpoint

The value that lies exactly in the middle of a data set when it is ordered, or the central point of a line segment.