A seventh grade student chooses a random sample of 50 out of 400 students. He finds that 7 students have traveled outside the United States. The students claims that over 50 of the students have likely traveled outside the United States. Is the student correct? Explain.

Question

Ibrahim Saunders

Mathematics

1 October, 12:08

A seventh grade student chooses a random sample of 50 out of 400 students. He finds that 7 students have traveled outside the United States. The students claims that over 50 of the students have likely traveled outside the United States. Is the student correct? Explain.

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Napoleon · Answer 1

No, the student is wrong because 50 out of 400 equals 8. And if it would be more than 50 out of 400 it would be more than 8 students that have traveled outside the United States. The correct answer would be less than 50 students have traveled outside the United States.