Dr. vandepolder is conducting a study on mid-west american college-students' radio- listening habits. he doesn't have the resources to survey all college students in the mid-west, so he uses census data to randomly select a group of several thousand students from michigan, wisconsin, illinois and minnesota to participate in the study. in this study, the group of all mid-west american college students is called the while the group randomly selected from michigan, wisconsin, illinois and minnesota is called the

1- Control Group  2- Experimental Group

Explanation: In a study or experiment the data that the researcher gets from the experimental group is then compared with the data of the control group.

In this particular case, the control group is the group of all mid-west American College students, while the experimental group is the group conformed by the randomly selected students from Michigan, Wisconsin, Ilinois and Minnesota.

the answer is in the us third parties have yet to win the presidency hope this ! can you mark brainliest?

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