The document discusses an experiment with three pages. Page 1 describes a control group study with 10 subjects. Page 2 introduces a new variable to 10 subjects and records the results. Page 3 introduces another new variable to 10 subjects and records the results.

1. D T F O D A R MS
A A L W IG A
PG1
A E:
C n u r r d c S lcinv .
o s me P o u t ee t
o 10
PG 2
AE:
A mi N w P o u tlv l ) 10
d n e rd c ( e 1 v .
e
PG 3
AE:
A mi N w P o u tlv l) 10
d n e r d c ( e2 v .
e