To determine if the class understood the homework assignment, the math teacher checks the top 3 papers in the pile of collected homework. The teacher finds that all students understood the homework assignment

asked Jan 20, 2022 103k views

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2 votes

This is a biased convenience sample, the conclusion is not valid

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7 votes

Answer:

ask them question and give them homework so that the teacher will find out that they understood

CDZ answered Jan 26, 2022

by CDZ

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