A Random Sample of 5,000 Households Are Selected for Interviews

question 65

Multiple Choice

A random sample of 5,000 households are selected for interviews with the following results: - 1,010 completed interviews
- 864 refusals by the respondent
- 3,126 no answer/not at home
The response rate is

• A) 19%.
• B) 20%.
• C) 36%.
• D) 38%.
• E) 51%.

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Definitions:

Unique

Being the only one of its kind; unlike anything else.

Antigens

Substances that the immune system recognizes and reacts against, often leading to the production of antibodies.

T Cells

A type of lymphocyte that plays a central role in cell-mediated immunity, important for the body's defense against pathogens.

Directly Attack

To confront or engage with an opponent or problem in a straightforward and immediate manner, without using intermediaries.