Mathematics
Propensity Score
74%
Clustered Data
68%
Conditioning
56%
Modeling
35%
Design
33%
Randomized Experiments
20%
Fixed Effects Model
19%
Simulation Study
19%
Model Specification
17%
Confounding
16%
Random Effects Model
15%
Person
13%
Model
13%
Performance
8%
Arts & Humanities
Propensity Score
100%
Conditioning
44%
Modeling
36%
Fixed Effects
18%
Achievement Tests
18%
Simulation
14%
Randomized Experiments
14%
Random Effects Model
12%
Person
5%
Performance
4%
Social Sciences
conditioning
37%
simulation
14%
school grade
12%
achievement test
9%
experiment
5%
human being
4%
trend
4%
performance
4%
Medicine & Life Sciences
Propensity Score
58%
Epidemiologic Confounding Factors
15%