Determine whether the statement is one of association and causation, association only, or neither association nor causation.
The given statement is casual association.
Association:
Two variables are said to have an association, if the values of one variable change following a general pattern, with the change in the values of the other variable.
Causation:
Two variables are said to have a causal relationship, if the change of the values of one variable causes a change in the values of the other variable.
The given statement is “Daily exercise improves mental performance”. In the given statement the word “improves” shows the casual association between the two variables. Therefore, the given statement is casual association.