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Mathematics, 24.12.2021 20:00 pupucitomarron

Li designed a survey to determine how comfortable students at her middle school are with fractions. There are 600 students in her middle school. The students are equally distributed among grade levels. She selected a sample of 28 students in her first-period class. Which best explains Li’s sample? random and biased random and unbiased nonrandom and biased nonrandom and unbiased.

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Li designed a survey to determine how comfortable students at her middle school are with fractions....

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