Question

Choose the correct definition of an experiment from the choices below.

1. A group drawn from a population that is used in studies to gather information about the population.
2. A study where data are collected and recorded by observing subjects, but no treatments are given to the subjects in the study.
3. An official survey given to every member of a population in order to collect information about each individual.
4. A study where subjects are given treatments and their responses are measured and recorded.

Answer 1

4. A study where subjects are given treatments and their responses are measured and recorded.

Explanation:

The correct answer is - 4. A study where subjects are given treatments and their responses are measured and recorded.

Reason -

An EXPERIMENT is any activity with an observable result.

Here,

Responses are measured and then recorded.