Why Is It Important to Control Extraneous Variables (To the Best

question 59

Multiple Choice

Why is it important to control extraneous variables (to the best extent possible) ?

• A) An uncontrolled extraneous variable (variable "X") can cause doubt as to whether changes in one variable (variable "A") cause changes in another variable (variable "B")
• B) An uncontrolled extraneous variable (variable "X") can act as an alternative explanation for the claim that changes in one variable (variable "A") cause changes in another variable (variable "B")
• C) Uncontrolled extraneous variables rarely have an impact on empirical research and therefore it is not important to carefully control them most of the time
• D) Both a and b are correct

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Definitions:

Problem-solving Skills

The ability to engage in a process to define a problem, generate solutions, evaluate alternatives, and decide on a course of action.

Schedule A

A form used in the U.S. to itemize deductions on an individual's federal tax return.

AGI Limitation

Refers to the limits placed on certain tax benefits or deductions that are based on the taxpayer's Adjusted Gross Income (AGI), restricting eligibility or the extent of benefits based on AGI.

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