Which of the Following Statements Is/are True About Case-Control Designs?​

question 1

Multiple Choice

Which of the following statements is/are true about case-control designs?​

• A) ​They are rarely feasible.
• B) Data must be collected at multiple points in time.​
• C) Retrospective data are collected about past differences that might explain differences in outcome.​
• D) We can usually be highly confident about their internal and external validity.​
• E) ​We can usually be highly confident about the direction of causal influence.

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Definitions:

Telephone Consumer Protection Act of 1991

A federal law that restricts telemarketing calls, the use of automated telephone equipment, and other forms of telephone-based marketing.

Prerecorded Voice

Involves automated messages delivered via telephone without the need for a live speaker.

Automatic Telephone Dialing System

Technology that can dial numbers without human intervention, often used in telemarketing.

Truth-in-Lending Act

U.S. federal law designed to promote transparency in consumer credit by requiring lenders to disclose important terms and costs of loans to borrowers.