If a researcher varied the amount of sleep men versus women received and then measured their memory span while controlling for stress, which of the following would be an independent variable (IV), operationally defined dependent variable (DV), attribute variable (EV), and extraneous variable (EV), respectively? (Be careful here.)
A) memory; amount of sleep; stress; sex
B) amount of sleep; memory quality; sex; stress
C) stress; sex; amount of sleep; memory
D) sex; score on memory task; stress; amount of sleep
E) amount of sleep; score on memory task; sex; stress
Ans: E
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Jack and Jerome are both five years old. Jack's language development is more advanced than Jerome's. Jerome is more physically coordinated and stronger than Jack. These children illustrate which developmental principle?
a. Normative sequence b. Holistic development c. Variation of rates d. Cumulative and delayed effects
As used by the authors of Teaching Young Adolescents, the term "young adolescents" refers to children of age range
(a) 9-14 (b) 5-15 (c) 6-10 (d) 5-18 (e) 10-19
Key words on a resume are:
a. Action words that tell about skills and experiences b. Nouns, position words, and acronyms that reflect typical expectations for the position c. Words that are put in boldface type d. Descriptive, evaluative words
Which of the following is a prerequisite for young children painting with watercolors?
a. finger painting b. drawing c. easel painting d. painting with tempera paints