When operational definitions accurately represent the variables they are intended to
define, they are said to be
a. reliable.
b. valid.
c. objective.
d. efficacious.
e. scientific.
b. valid.
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____ is used to detect neural tube defects such as spina bifida
a. Genetic counseling c. Ultrasound b. Alpha-fetoprotein (AFP) assay d. Rh disease test
Only 23 percent of adults report openly expressing their anger. Should they?
A) Yes. Venting is a healthy way to express anger. B) Yes. Otherwise, they will develop a personality disorder. C) Yes. Venting is better than walking away from an anger-producing situation. D) No. Ironically, venting appears to make people angrier.
Miguel is bilingual. He sometimes speaks sentences in English that contain one or more Spanish words without violating the grammar of either language. Miguel engages in ________.
A. a topic-focused style of communication B. a topic-associating style of communication C. a classic form of narration D. code switching
Which of the following disorders is usually treated using systematic desensitization?
a. phobias b. bipolar disorder c. paranoia d. paraphilic disorders