<u>Question 1</u>
The correct answer is: "The researchers administered a questionnaire to obtain their data without trying to influence an explanatory variable of the study".
An observational study is one in which the researcher observes the effect of a variable without manipulating the conditions that surround the exposure or the subjects who are exposed to it. In this example, he simply hands out questionaires to the 353 individuals that compose the sample drawn from the population of interest: 12-year old teenagers.
<u>Question 2</u>
The correct answer is: "a cohort study".
The researcher is interested on a population group where all the components share a common characteristic (12-year old) and therefore they all belong to the same cohort. Subsequenly, he evaluates the differences between the ones who have been exposed to the explanatory variable (having a video console in the bedroom) and those who have not.
Answer:
functionalist perspective
Explanation:
The functionalist perspective is an important theoretical perspective of sociology which was first used by Emile Durkheim and the theory explained how a society remains stable. The theory suggests that society is not just the sum of all parts but each part of society contributes to the whole. Therefore each social institution contributes in some way for the stability of society. As per the question, big city political machines are part of political organization and thus contributes to the social needs.
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