Many things can be learned from a correlational study, but such a study cannot tell a researcher about _____________

The reason why males are more successful than females at committing suicide is that males:

A) become more deeply depressed than women. B) don't wish to appear afraid of death. C) try several times. D) use more violent means.

Which of the following standard scores reflects the poorest relative performance on a

test? a. z= +2.34 b. z = 0.00 c. z= -1.21 d. z= -1.84