name of dataset: gpa1
no of variables: 29
no of observations: 141

+----------+--------------------------------+
| variable | label                          |
+----------+--------------------------------+
| age      | in years                       |
| soph     | =1 if sophomore                |
| junior   | =1 if junior                   |
| senior   | =1 if senior                   |
| senior5  | =1 if fifth year senior        |
| male     | =1 if male                     |
| campus   | =1 if live on campus           |
| business | =1 if business major           |
| engineer | =1 if engineering major        |
| colGPA   | MSU GPA                        |
| hsGPA    | high school GPA                |
| ACT      | 'achievement' score            |
| job19    | =1 if job <= 19 hours          |
| job20    | =1 if job >= 20 hours          |
| drive    | =1 if drive to campus          |
| bike     | =1 if bicycle to campus        |
| walk     | =1 if walk to campus           |
| voluntr  | =1 if do volunteer work        |
| PC       | =1 of pers computer at sch     |
| greek    | =1 if fraternity or sorority   |
| car      | =1 if own car                  |
| siblings | =1 if have siblings            |
| bgfriend | =1 if boy- or girlfriend       |
| clubs    | =1 if belong to MSU club       |
| skipped  | avg lectures missed per week   |
| alcohol  | avg # days per week drink alc. |
| gradMI   | =1 if Michigan high school     |
| fathcoll | =1 if father college grad      |
| mothcoll | =1 if mother college grad      |
+----------+--------------------------------+

Christopher Lemmon, a former MSU undergraduate, collected these data
from a survey he took of MSU students in Fall 1994.