In testing the hypothesis that the correlation parameter is zero, the critical value of r decreases as sample size
a. increases. c. remains constant.
b. decreases.
A
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The only accrediting body for child care centers is National Association for the Education of Young Children (NAEYC)
a. True b. False
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Social competence is:
a. generally developed in early elementary school. b. not associated with academic performance. c. the single best childhood predictor of adult adaptation. d. all of the above.
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Which of the following does a box–whisker plot not display?
A. The range B. The interquartile range C. The lower quartile D. The mean
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In order to do an insect project like this, the teacher first needed to observe and record ________
Fill in the blank(s) with correct word
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