EXPERT REPORT OF PATRICIA GURIN
Gratz, et al. v. Bollinger, et al., No. 97-75321 (E.D. Mich.)
Grutter, et al. v. Bollinger, et al., No. 97-75928 (E.D. Mich.)

Table D2 Detailed regression summary tables: CIRP data base, African American students

Significant positive effects: Significant negative effects:

Outcome Variable

Four-year learning outcomes: Engagement and motivation

Graduate degree aspirations

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

.150

.150

.150

.150

Informal interaction (model)

.139

.199

.033

-.015

Drive to achieve

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

-.065

-.065

-.065

-.065

Informal interaction (model)

.167

.041

.071

-.060

Self-confidence (intellectual)

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

-.049

-.049

-.049

-.049

Informal interaction (model)

.041

-.038

.127

-.093

Write original works (poems, novels, short stories, etc.)

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

.092

.084

.084

.092

Informal interaction (model)

.060

.107

.134

-.127

Create artistic works (painting, sculpture, decorating, etc.)

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

.055

.054

.054

.055

Informal interaction (model)

.127

.127

.031

-.083

Preparation for graduate/professional school

Workshop model

Discussion model

Socializing model

Same race: Close friends   in college model

Predictors

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

r

Step 1

Step 2

Step 3

Classroom

-.045

-.054

-.054

-.045

Informal interaction (model)

.005

.100

.093

-.032