It Is a Good Idea to Make a Scatter Diagram

question 56

Multiple Choice

It is a good idea to make a scatter diagram before figuring the correlation coefficient. This is because:

• A)there is no point in figuring the correlation if you can see a clear line formed
• B)there are different procedures depending on whether there appears to be a positive or a negative correlation
• C)it allows you to estimate the degree and direction of correlation to provide a check on your calculations
• D)you should only figure a correlation coefficient if you see a clear curvilinear correlation

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Definitions:

Superior

Anatomical term meaning above or closer to the head; also called cranial.

Anatomical Direction

Refers to the terms used to describe the locations and orientations of structures in the body relative to other structures or locations.

Posterior

Anatomical term meaning toward the back of the body. Also called dorsal.

Body Structure

Refers to the organization and arrangement of physical parts of organisms, including their systems, organs, and tissues.