To find: The correct option for the given situation.
The correct option is (C).
Given information:
The situation is “A doctor studies the effects of nicotine on a person’s health by monitoring the health of 100 randomly selected smokers and 100 randomly selected nonsmokers.”
Explanation:
Experiment: A treatment that is done on individuals in order to collect data on their response is known as the experiment.
Observational study: An observation on individuals and measuring variables without controlling the individuals or their environment.
Sample survey: A random sample is selected to be surveyed from the population studied.
In the given situation, a doctor selected random group of smokers and nonsmokers from the population to monitor the effect of nicotine on a person’s health. So, this situation is sample survey.
Therefore, the correct option is (C).
Chapter 6 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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