=+a. What assumptions about the two samples must be reasonable in order for the use of the
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=+a. What assumptions about the two samples must be reasonable in order for the use of the two-sample t confidence interval to be appropriate?
b. Use the given information to estimate the difference in mean daily calorie intake for teens who do eat fast food on a typical day and those who do not.
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Statistics The Exploration And Analysis Of Data
ISBN: 9781111804138
6th Edition
Authors: John M Scheb, Jay Devore, Roxy Peck
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