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  1. mathematics
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  3. 2. in a random sample of 857 families with multipl

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.

Answer & Explanation Solved by verified expert
4.2 Ratings (752 Votes)
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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