In Cross-Tabs,the Introduction of a Third Variable Can ________

question 101

Multiple Choice

In cross-tabs,the introduction of a third variable can ________.

• A) refine the association observed between the two original variables
• B) indicate no change in the initial association
• C) indicate no association between the two variables,although an association was initially observed
• D) All of the above are correct.

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Definitions:

Camouflage

The ability of an organism to blend into its environment to hide from predators or to stalk prey.

Bilateral Symmetry

A symmetrical form in which an organism can be divided into mirrored halves along a single plane, common in the animal kingdom.

Nerve Cells

Specialized cells of the nervous system that transmit electrical and chemical signals throughout the body, also known as neurons.

Endodermal Tissue

The innermost layer of cells or tissue of an embryo in early development or the innermost layer of the plant root and shoot system.