If a cognitive psychologist finds that a group of one-year-old children can name 3, 3, 3, 4, 4, 5, 6, 7, 8, 9, 10, and 35 things, the most useful measure of central tendency will be the

This procedure consisted of drilling two holes in either side of the skull and inserting an instrument resembling an ice pick into the brain tissue to cut or destroy nerve fibers.

A. transorbital lobotomy B. prefrontal leucotomy C. psychiatric lesioning D. gamma neurolesion therapy

Which of the following statements is true?

a. The autonomic nervous system collects sensory input and sends commands to skeletal muscles. b. The autonomic nervous system consists of the sympathetic and parasympathetic nervous systems. c. The sympathetic nervous system enables the body to conserve and store energy. d. The parasympathetic nervous system mobilizes the body for action.