A set of scores has a mean of 50 and a variance of 4 . The standard deviation for this distribution is:
a. 2
b. 54
c. 16
d. 10
A
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A person with a major depression is affected by feelings of
a. mania. b. cyclothymia. c. hopelessness. d. high blood pressure.
Disadvantages of using tutorial software programs with students with special needs include providing ____
a. insufficient review and tasks that fail to motivate b. one-on-one instruction and scaffolding at too simplistic a level c. incremental lessons without real world applications d. items and materials at too many levels of difficulty
In qualitative research, the point at which data collection is halted because no new information is forthcoming is called
a. Data maximization. b. Data saturation. c. Maximum sampling. d. Data triangulation
Which of the following is not a diagnostic criteria for hyperactivity /impulsivity?
A. Leaves seat in classroom or in other situation B. Blurts out answers before questions have been completed C. Interrupts or intrudes on others (butts into conversations or games) D. Often avoids, dislikes, or is reluctant to engage in tasks that require sustained mental effort (such as schoolwork or homework)