74.13 Question Help (a) Write the claim mathematically and identily Ho and H, (b

Question

74.13 Question Help (a) Write the claim mathematically and identily Ho and H, (b) Find the citical values) and identify the rejection region(s) (c) Find the standardized test statistic (d) Decide whether to reject or fail to reject the null hypothesis An environmental agency recent y claimed more than 31% of consumers have stopped buying a certain product because o environmental concerns a random sample of 1100 consumers, you find 32% have stopped buying the product. At ? = 0.01, do you have enough evidence to support the claim? (a) Which of the following correctly states Ho and H, O A. Ho P>0.31 O B. Ho ps031 Ha p>0.31 ??, ?? p2031 H P0 31 Ha P20.31 OF. Ho P 0.31 H p 0.31 H, ps0.31 D. Ho p.031 ?? ?#031 Click to select your answer and then click Check Answer 4 Pemaning

Explanation / Answer

The Hypothesis is (since the words at least and at most are not there the null contains a simple '=' sign)

H0: p = 0.31

Ha: p > 0.31

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