A national survey of graduate students is conducted to assess thier consumption of coffee. The table below summarizes the data.
|
Do not drink coffee
|
Drink Decaf Only
|
Drink Caffeinated Only
|
Male
|
145
|
94
|
365
|
Female
|
80
|
121
|
430
|
A. What proportion of students drink decaffeinated coffee only?
B. What proportion of coffee drinkers (caffeinated and decaffeinated) are female?
C. What proportion of the females do not drink coffee?