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A statistics professor asked students in a class their ages. On the basis of this information, the professor states that the average age of all the students in the university is 21 years. This is an example of

a. a census
b. descriptive statistics
c. an experiment
d. statistical inference
e. None of the above answers is correct.
in Data Science & Statistics by Diamond (81,060 points) | 1,055 views

1 Answer

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d. Statistical inference.

The professor collected samples(ages) from a class instead of the entire university and then made inferences about the entire university using the sample.
by Wooden (386 points)

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