Why Would You Use an Effect Modifier for a Chi-Square

question 1

Multiple Choice

Why would you use an effect modifier for a chi-square test?

• A) To account for a confounding variable
• B) To determine an extraneous effect on the predictor variable
• C) To account for a confounding variable and to determine an extraneous effect on the predictor variable
• D) None of these is correct.

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Definitions:

Erosion

The process by which natural forces like water, wind, ice, and gravity wear away and break down earth materials, transporting them from one place to another.

Stream Deposition

The process by which sediment carried by a stream is laid down or deposited in new locations, often resulting in the formation of deltas and alluvial fans.

Broad Plains

Expansive, flat areas of land with minimal elevation change, often found in the interior regions of continents.

Floodplain

The flat area adjacent to a river, prone to flooding during periods of high discharge, often fertile due to the deposition of sediments.