1 A local dog breeder wants to know if her Great Dane puppies weigh, on average, the same as the larger population of Great Dane puppies. Her 16 puppies have an average weight of 6.7 pounds, with a standard deviation of 0.5 pound. The population of all Great Dane puppies has an average weight of 7 pounds, with a standard deviation of 0.45 pound. If she wanted to calculate the 95% confidence interval for her sample, which mean would she use in the formula? a. 7 b.-1.96,+1.96 c.0.5 d.6.7

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