... , Q25; PT47,
S1, Q23; PT18, S4, Q9; PT39, S4,
Q20)
> ... ) Surveys and samplings to reach
a general conclusion (PT31, S2, ... />
> 14) Experiments to reach
a general conclusion (PT35, S2, Q08 ... />
> 16) Relative v. absolute (
PT 53, Section 1, Q22)