The Disadvantages of Using Mail Interviews to Collect Research Data

question 34

Multiple Choice

The disadvantages of using mail interviews to collect research data include all of the following EXCEPT:

• A) high interviewer bias.
• B) limited to simple questions.
• C) low sample control for cold mail.
• D) no control of environment.
• E) low speed.

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Definitions:

Drops Per Minute

A measure of the flow rate of a liquid, often used in medical contexts such as intravenous drips.

Isotonic Solutions

Solutions that have the same osmotic pressure as some other solution, typically body fluids, allowing for the exchange of water without causing cell shrinkage or swelling.

DA Equations

Refers to Dimensional Analysis Equations, a mathematical method used to convert units by multiplying by appropriate conversion factors.

Gravity Device

A device used in medical settings for the administration of fluids or medications that relies on gravity to control the flow rate.