Melanie is conducting a survey for her thesis that examines administrative policies in middle schools that are intended to decrease bullying. After developing her survey and piloting the instrument with a small group, she then administers the instrument to a sample of 2300 middle school administrators. Which of the following survey research designs best describes Melanie's study?
a. Cross-sectional
b. Trend
c. Cohort
d. Panel
a
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The ____________________ provides an area that reminds the child of home
Fill in the blank(s) with correct word
William is trying to calculate the price of his groceries in his head. He has four apples for 35¢ each, five potatoes for 15¢ each, and three cake mixes for $2.25 each. He begins by thinking to himself, "Let's see, 4 times 35¢ is what? Two times 35¢ is 70¢, and then 2 times 70¢ is $1.40 . And then what do I do next? Oh, yes, I need to know what 5 times 15 equals. I can't remember, but let's
see if I can figure it out...." From the perspective of cognitive psychology, William may have trouble solving the problem because: a. he is using an inappropriate heuristic. b. he is encoding the problem incorrectly. c. he is demonstrating a counterproductive mental set with regard to his use of multiplication facts. d. his working memory capacity may be insufficient to hold and process all the information.
In order to be most effective, underlining should be used by:
a. picking out the whole sentence that contains the main point of the passage. b. going back after reading and picking a few words to summarize main points. c. choosing the words that seem important as you read the passage the first time. d. marking the words whose definitions are not clearly understood.
When calculating the standard deviation, what must be done in order to obtain an unbiased estimate?
a. subtract 1 from X b. add 1 to X c. subtract 1 from n d. add 1 to n