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A national survey of graduate students is conducted to assess their consumption of coffee. The following table summarizes the data. Male Female Do Not
A national survey of graduate students is conducted to assess their consumption of coffee. The following table summarizes the data. Male Female Do Not Drink Coffee Drink Decaffeinated Only Drink Caffeinated Coffee 365 430 145 80 94 121 a. How many of the students drink decaffeinated coffee only? b. What proportion of caffeinated coffee drinkers is female c. What is the male-to-female ratio of non-coffee drinkers? d. What proportion of the females does not drink coffee?
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Statistics Learning From Data
Authors: Roxy Peck
1st Edition
495553263, 978-1285966083, 1285966082, 978-0495553267
