A hamburger restaurant wants to know if there is a significant difference in the amount spent by
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- A hamburger restaurant wants to know if there is a significant difference in the amount spent by customers with online coupons to the amount spent by customers with newspaper coupons. What variables could be used to carry out this analysis?
Related Book For
Fundamentals of quality control and improvement
ISBN: 978-0470226537
3rd edition
Authors: amitava mitra
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