One criticism of the minnesota study on the genetic influence of intelligence was

I found a list of criticisms of the Minnesota study on the genetic influence of intelligence.

The list stated:
1) Bouchard relied on media coverage to recruit participants
2) Ethical concerns about the way Bouchard reunited the twins.
3) No adequate control to establish the frequency of contact between the twins prior to the study
4) Assumption that the twins who are raised together experience the same environment = "equal environment assumption" is not accurate. 

Dthe lipid is most likely

From our previous experiment, we examined how many drops a penny can hold - and place drops of salt water on the penny after recording 5 trials each, take the average of each solution.