Lenard Studies the Relationship Between Aggressive Behavior and Finger Length

Multiple Choice

Lenard studies the relationship between aggressive behavior and finger length. He hypothesizes that the relative length of the index finger to the ring finger predicts aggression. The length of the population of human index finger can be considered the _________________ , while the sample length of the index finger measured from 10 of Lenard's volunteer participants is the _____________.

A) subset; universal set
B) universal subset; semiset
C) semiset; universal subset
D) universal set; subset