Which of the following is a machine designed to measure the brain wave patterns produced by electrical activity of the brain?
A) DDT
B) EMG
C) ESG
D) EEG
Answer: D
Rationale: Electroencephalograms (EEG) measures patterns of brain activity with the use of multiple electrodes attached to the scalp.
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A. adolescent egocentrism B. Piaget's formal-operational stage C. hypothetical thinking D. verbal ability
Nezlek and colleagues asked adults to keep a diary and record any time they felt ostracized over the course of a two-week period. Most of the ostracism evets resulted from a
a. romantic partner. b. friend. c. relative. d. stranger or acquaintance.
________ is an infection that results from exposure to disease in a hospital setting.
A. Nosocomial B. Amoebiasis C. Balantidiasis D. Anthrax
Brenda is developing a test to identify children who are likely to become "school refusers" (i.e., they refuse to attend school). She administers her test to a large number of elementary school children and then tracks the children's attendance to determine who actually becomes a school refuser. Brenda is assessing ____
a. content validity b. predictive validity c. factor structure d. consequential validity