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In a certain community it is known that 6 472 of the 8 713 total...

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In a certain community it is known that 6 472 of the 8 713 total residents receive enough iron in their diets You belle that a lower proportion of residents in low income households receive enough iron in their diets and decide to test this hypothesis with a significance level of 0 01 You sample 84 residents from low income households and determin that 31 receive enough iron in their diets Which of the following statements are true Select all that apply Het p po n 84 D 1 645 The sample size is insufficient to perform the test You should reject the null hypothesis Alpha a a 0 1 0 05 0 01 2 1 28 1 645 1 645 1 96 2 33 2 575

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