Mathematics

Mathematics, 22.10.2019 22:00, nasrah

Aschool principal wanted to investigate student opinion about the food served in the school cafeteria. the principal selected at random samples of 50 first-year students, 50 second-year students, 50 third-year students, and 50 fourth-year students to complete a questionnaire. which of the following best describes the principal’s sampling plan?

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