Question

multiple select question
select all that apply
which three of the following are samples in the statistical sense?
every eighth person on the class roster.
six randomly chosen books from the library.
ten apples selected from a grocery store bin containing 100 apples.
in a study of students at the university of iowa, all of the enrolled students.

Explanation:

A statistical sample is a subset of a larger population, selected to represent the whole group.

1. "Every eighth person on the class roster" is a systematic sample from the class population.
2. "Six randomly chosen books from the library" is a random sample from the library's total book population.
3. "Ten apples selected from a grocery store bin containing 100 apples" is a subset of the 100-apple population.
4. "All enrolled students at the University of Iowa" is the entire population, not a sample.

Answer:

A. Every eighth person on the class roster.
B. Six randomly chosen books from the library.
C. Ten apples selected from a grocery store bin containing 100 apples.