Question: A local resident is interested in the age difference in married couples of politicians in his district. He randomly chooses 6 married politicians and found
A local resident is interested in the age difference in married couples of politicians in his district. He randomly chooses 6 married politicians and found the age difference of the husband and wife (husband wife). Below are the differences (in years). 6, 7, 2, 3, 4, 8 A button hyperlink to the SALT program that reads: Use SALT. (a) What is the point estimate (in years) of the mean age difference in married politicians from this district? years (b) What is the standard deviation (in years) of the differences in married politicians from this district? (Round your answers to four decimal places.) years (c) Find the 95% confidence interval (in years) for the mean difference of married politicians' ages. (Use a table or technology. Round your answer to two decimal places.) , years
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