In a study with three groups and 13 participants in each group, the sum of squares for the within-groups source of variation is 18. What is the value for the mean square within groups in this study?
A. 2
B. 3
C. 9
D. 0.5
Ans: D
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Mr. Hatch wants to assess what his students have learned in a recent unit on four-sided figures. He realizes that the unit included four figures—squares, rectangles, parallelograms, and trapezoids
He also knows that he wants students to do three things for each of these figures: (1) recognize examples, (2) calculate the perimeter, and (3) calculate the area. In essence, Mr. Hatch is: a. Taking initial steps in constructing a table of specifications b. Maximizing the likelihood that his assessment instrument will have predictive validity c. Increasing the extent to which his assessment instrument is standardized d. Converting an informal assessment into a more formal one
Franchises and chains:
a. Allow participating centers to use their name. b. Are most often partnerships. c. Require staff to wear their t-shirts. d. Are never the best business model.
Office discipline referrals are useful for identifying students exhibiting internalizing behavior patterns
Indicate whether the statement is true or false
Which of the following is true of students with metacognitive skills?
A) They need intensive guidance to approach a learning task. B) They do not require the help of teachers.? C) They have good learning strategies.? D) They lack an understanding of their own thinking and learning processes.