A good dependent variable can be measured
a) reliably and validly
b) reliably or validly.
c) only validly.
d) only reliably.
A
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Which of the following is true about longitudinal studies?
A) The potential for cohort effects makes them difficult to interpret. B) They are generally cheaper than cross-sectional studies. C) They typically only take a few weeks to perform. D) They are more likely to suffer from attrition than cross-sectional studies.
Reinforcement by tension reduction is best exemplified by a
a. boy riding his bike and whistling on a sunny day while enjoying the treasures of nature. b. lion that has not caught any prey for two days. c. bear that has quenched its thirst after many hours of searching for water. d. hawk searching for rodents during the heat of midday.
The "Dodo bird verdict" refers to the fact that outcome studies
A) are flawed bypersonal biases B) cannot measure abnormal behavior C) find all kinds of therapies about equallyeffective D) do not detect minor problems in emotions
According to the Dharmashastras, each stage of a man's life carries a __________, a set of related duties.
A. dharma B. Dante C. infantia D. pueritia