Q7 in a recent survey of 105 marriages in the US, 65 of them the husband is older than the wife. let p represent the / of marriages where the husband is older than the wife. Write out the Hypothesis test for this problem. Ho: p= 45 На: ру 45 Qo) Find the 2-value to the question above. Qa) use the 2-value to find the p-value from the problem on marriages. Q10) Make a decision to accept or reject the null based upon the p-value and if they want the probability too of a type one error to be 5%.

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A: Unanswered parts:   (a)   From the given information, the level of significance is 0.01.   The level…

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A: I have to answer for part-d and part-e, so i use the previous result .

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A: here we have to use Empirical rule  68% of the values are contained in μ-σ to μ+σ 95% of the values…