Exactly right @LoraxMan. Correlation alone can never be used to prove causation, but a strong correlation can go a long way to help strengthen an established causal relationship.
@harrismegan yes the LR26 is real, as for the LR25 I am assuming one of yours had a double question for the same stimulus, and that was experimental. (Unless there was somehow 3 different experimental LR's)
... for. There is a special relationship between friends that is different ... similar. One is a special relationship between friends, another is a ... normal relationship between two people in the ...