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Which of the following statements are true concerning the mean of the differences between two...

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Which of the following statements are true concerning the mean of the differences between two dependent samples matched pairs Select all that apply A If one wants to use a confidence interval to test the claim that d 0 with a 0 05 significance level the confidence interval should have a confidence level of 90 B The methods used to evaluate the mean of the differences between two dependent variables apply if one has 55 heights of women from New York and 55 heights of women from C If one has twenty five matched pairs of sample data there is a loose requirement that the twenty five differences appear to be from a normally distributed population D If one has more than 5 matched pairs of sample data one can consider the sample to be large and there is no need to check for normality E The requirement of a simple random sample is satisfied if we have matched pairs of convenience sampling data

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