Respuesta :
Answer: SAMPLE.
Explanation: He obviously cannot study every 12th grader, so instead he will select a smaller SAMPLE of seniors to study.
Sample in research methodology is defined as a subset of a population selected for measurement, observation or questioning, to provide statistical information about the population. A sample is referred to as an unbiased estimator of a population.
Given that Dr. Sturat wants to find the relationship between the hours that the high school seniors students spends he would have to select a smaller sample of seniors.
What is a sample?
A sample can be described as the part of an entire population that is used in a study.
The sample is usually selected randomly and they are used to represent the entire population in the study.
Read more on samples here:
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