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A survey found that in a sample of 100 families 30 owned dogs X1 Another...

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A survey found that in a sample of 100 families 30 owned dogs X1 Another survey done 15 years ago found that in a sample of 60 families 30 owned dogs X At a 0 10 level of significance has the proportion of dog owners changed over the 15 year period a Which are the null and alternative hypotheses O O 2 53 Ho P1 P2 0 H P1 P2 0 Ho P1 P2 0 H P1 P2 0 0 0114 Ho P1 P2 0 H P1 P2 0 b What is the test statistic Round to 2 decimal places Ho P1 P2 Q H1 P1 P2 O c What is the p value Round to 4 d cimal places X d Which is the decision

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