|
Coffee |
Tea |
Energy drink |
TOTAL |
Undergrad |
53 |
21 |
72 |
146 |
Master’s |
61 |
32 |
14 |
107 |
PhD |
102 |
11 |
4 |
117 |
TOTAL |
216 |
64 |
90 |
370 |
1) 117/370=0.3162 or 31.62%
2) 216/370=108/185=0.5838 or 58.38%
3) 14/370=7/185=0.0378 or 3.78%
4) ((21+72)+(61+102))/370=256/370=128/185=0.6919 or 69.19%
5) 102/216=17/36=0.4722 or 47.22%
Decimals are approximations.