3.67 Select club members to go to a convention. A club has 30 student members and 10 faculty members. The students are
| Abel | Fisher | Huber | Moran | Reinmann |
| Carson | Golomb | Jimenez | Moskowitz | Santos |
| Chen | Griswold | Jones | Neyman | Shaw |
| David | Hein | Kiefer | O’Brien | Thompson |
| Deming | Hernandez | Klotz | Pearl | Utts |
| Elashoff | Holland | Liu | Potter | Vlasic |
and the faculty members are
| Andrews | Fernandez | Kim | Moore | Rabinowitz |
| Besicovitch | Gupta | Lightman | Phillips | Yang |
The club can send seven students and three faculty members to a convention and decides to choose those who will go by random selection. Select a stratified random sample of seven students and three faculty members.