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Test Hypotheses About a Population Proportion
-A Recent Study Claimed 15%15 \%

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Test Hypotheses about a Population Proportion
-A recent study claimed that at least 15%15 \% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight. At α=0.05\alpha = 0.05 , test the claim.

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