A Variable,other Than the Independent Variable,that Appears to Have Influenced

question 4

Multiple Choice

A variable,other than the independent variable,that appears to have influenced the dependent variable in a study is referred to as

• A) a covariate.
• B) an extraneous variable.
• C) a redundant variable.
• D) an inverse bias.

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Definitions:

Supply

The total amount of a product or service available for purchase at any given time.

Demand

is the quantity of a product or service that consumers are willing and able to purchase at various prices at a given time.

Income Elasticity

The ratio of the percentage change in the quantity demanded of a good to the percentage change in consumer income, used to measure how changes in income affect demand.

Negative

Typically associated with undesirable outcomes or attributes, indicating a deficit or reduction.