Mathematics, 19.02.2020 23:28, LearningZone

For his report, Derek also collects data from a random sample of eighth graders in his school, and finds that 18 out 20 eighth graders have cell phones. If there are 310 eighth graders in his school, estimate the number of eighth graders who have cell phones

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For his report, Derek also collects data from a random sample of eighth graders in his school, and f...

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