Which of the following statements about the correlational design is true?
A) Researchers gather information on individuals and make no effort to alter their experiences.
B) Unlike the experimental design, it permits inferences of cause and effect.
C) Researchers use an evenhanded procedure to assign people to two or more treatment conditions.
D) In an experiment, the events and behaviors of interest are divided into independent and dependent variables.
Answer: A
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During the Christmas festivities, baby Ellen becomes fussy around her parents and cries loudly when passed to unfamiliar family members. This is an example of Ellen's:
a. temperament. b. emotional regulation. c. reactivity. d. surgency.
Which of the following describes the concept of validity as it applies to psychological assessment?
A. Two or more "raters" get the same answers. B. An assessment technique is consistent across different measures. C. Scores are used as a norm for comparison purposes. D. An assessment technique measures what it is designed to measure.
The leading cause of death among Black males age 15-19 is
A) tuberculosis. B) suicide. C) drug overdose. D) homicide.
Between the seventh and ninth days, during the period of the zygote,
A) the one-celled zygote multiplies and forms a blastocyst. B) fertilization occurs. C) the face forms. D) implantation occurs.