What is the most common measure of scale reliability?
A. Cronbach’s alpha
B. Pearson correlation
C. Spearman’s beta
D. Kendall’s sigma
Answer: A
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When there are no specific written agreements, the extent of parent participation depends on the philosophy and attitudes of the school
Indicate whether the statement is true or false
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Children's first natural drawing of a human looks like
a. a sun. b. a circle. c. a stick figure. d. a sun face.
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The general formula for a regression line is _______.
a. a2 + b2 = c2 b. aX + b = Y c. bX + a = Y^' d. dX + a = Y^'
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Francesca wants to assess the language skills of her preschoolers. At which activity would she observe rich verbal interactions?
a. music listening center b. painting easel c. space ship play center d. foam climbing blocks
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