Responses
A store manager wants to know the percentage of customers who prefer cold coffee over hot coffee.
A store manager wants to know the percentage of customers who prefer cold coffee over hot coffee.
A teacher wants to know his students’ favorite holiday in all of his math classes.
A teacher wants to know his students’ favorite holiday in all of his math classes.
A university dean wants to estimate the number of students who work and study at the same time.
A university dean wants to estimate the number of students who work and study at the same time.
A scientist wants to determine the average age of the trees in a national forest.
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It is reasonable to use the entire population instead of a sample in the following situation:
A teacher wants to know his students’ favorite holiday in all of his math classes.
This situation is reasonable because the teacher can collect data from all the students in his math classes, which is a manageable number. In contrast, the other options involve larger populations that would be impractical to survey in their entirety.
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