=+b. Calculate a 95% confidence interval for the mean difference in drink consumption for credit card shoppers
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=+b. Calculate a 95% confidence interval for the mean difference in drink consumption for credit card shoppers between 1994 and 1995. Is there evidence that the mean number of drinks decreased?
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Jinah Patricia Padilla
Had an experience as an external auditor in Ernst & Young Philippines and currently a Corporate Accountant in a consultancy company providing manpower to a 5-star hotel in Makati, Philippines, Makati Diamond Residences
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Related Book For 
Statistics The Exploration And Analysis Of Data
ISBN: 9781111804138
6th Edition
Authors: John M Scheb, Jay Devore, Roxy Peck
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