A researcher randomly assigns participants to read a passage in a book with or without highlighting in the passage. Differences in comprehension are compared between the groups. In this example, the is the experimental group and the is the control group.

Passage with highlighting group, passage without highlighting group

Explanation:

A researcher randomly assigns participants to read a passage in a book with or without highlighting in the passage. Differences in comprehension are compared between groups. The passage with highlighting group is the experimental group and the passage without highlighting group  is the control group in this example.

The group that is subject to the treatment is the experimental group, while the group that is not subject to the treatment is the control group.

passage with highlighting group is the experimental group; passage without highlighting group is the control group

Explanation:

An experimental group is the group in a scientific experiment where the experimental procedure is performed. This group is exposed to the independent variable being tested and the changes observed and recorded.

Where as, a control group is a group separated from the rest of the experiment where the independent variable being tested is not exposed.

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