2. In a random sample of 857 families with multiple children, it was found that 533...

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Statistics

2. In a random sample of 857 families withmultiple children, it was found that 533 of them prefer Charminbrand toilet paper. Test the claim that the proportion is largerthan 0.61 using a 0.05 significance level.
a. Give the critical region and the value of the teststatistic.
b. Give the decision and conclusion.

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Part a Here we have to use one sample z test for the population proportion The null and alternative hypotheses for this test are given as below Null hypothesis H0 the proportion See Answer

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2. In a random sample of 857 families with multiple children, it was found that 533...

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Statistics

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