Which Would Be the Most Likely Threat to Internal Validity

question 114

Multiple Choice

Which would be the most likely threat to internal validity for adults' anxiety and depression scores during the decade of 1929-1939, known for the Great Depression?

• A) testing effect
• B) instrumentation
• C) sensitization effect
• D) history

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Having the ability to convince others to agree with a viewpoint, idea, or course of action through argument or appeal.

Complaint Message

A form of communication used to express dissatisfaction or a problem to an individual or organization.

Claim Message

A communication used to formally request a correction or adjustment from a company or individual, typically due to unsatisfactory service or products.

Traditional Direct-Mail

A marketing strategy involving sending physical promotional materials directly to potential customers at their mailing addresses.