An experimental design in which the independent variable is made to vary across two or more groups of subjects: group of answer choices 1. between-subjects 2. experiment within-subjects 3. experiment case study 4. design aba reversal design

1. between-subjects

Explanation:

Between-subjects experiment: In psychological or scientific research, the term between-subjects experiment is one of the types of experimental design whereby the subjects or participants of an experiment or research are being assigned under different conditions and therefore each subject or participant will experience only one experimental condition.

The between-subject design is being widely used in the field of social science.

In the question above, the given statement represents the between-subjects experiment.

the first two-party system consisted of the federalist party, who supported the ratification of the constitution, and the democratic-republican party or the anti-administration party (anti-federalists), who opposed the powerful central government, among others, that the constitution established when it took effect in

the above statement/question is (true);