Which of the following forms of child maltreatment is most commonly reported?

Regarding biofeedback, which of the following statements is FALSE?

a. Biofeedback has been successful because it creates a dramatic placebo effect in the person utilizing it. b. Some researchers believe that biofeedback simply acts as a "mirror" to help a person perform tasks involving self-regulation. c. Biofeedback has been used with some success to control epileptic seizures and hyperactivity in children. d. Many of biofeedback's benefits arise from general relaxation.

Sue took a test in both biology and math last week. The biology test had a mean of 70 and a standard deviation of 7, whereas the math test had a mean of 75 and a standard deviation of 10 . Sue scored 76 on the biology test and 76 on the math test. In which test did she do better in comparison with the rest of the class?

a. The math test b. The biology test c. Both the tests d. Cannot be determined