Test Hypotheses About a Population Proportion
-In $2000,36 \%$ Of Adults in a Certain Country Were Morbidly Obese

question 150

Short Answer

Test Hypotheses about a Population Proportion
-In $2000,36 \%$ of adults in a certain country were morbidly obese. A health practitioner suspects that the percent has changed since then. She obtains a random sample of 1042 adults and finds that 393 are morbidly obese. Is this sufficient evidence to support the practitioner's claim at the $\alpha = 0.1$ level of significance?

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