When testing the statistical significance of a correlation coefficient, the null hypothesis states
a. p = 0, the population correlation is zero.
b. p = +1.00 or -1.00, the population correlation is +1.00 or -1.00.
c. r = 0, the sample correlation is zero.
d. r = +1.00 or -1.00 the sample correlation is +1.00 or -1.00.
A
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The advantages for children who moved from a high-poverty neighborhood to better neighborhoods as a result of the Moving to Opportunity program were only seen for children who moved before the age of:
A. 13. B. 5. C. 12 months. D. 8.
Answer the following statement(s) true (T) or false (F)
Discovering unexpected differences between your experimental group and your control group seldom requires rethinking your results. True or False?
Of the following, which does Fred Jones emphasize most?
a) causes of misbehavior. b) student needs. c) body language. d) exploring students’ feelings.
Anika is a popular full-time student. She also works part-time and plays extracurricular sports. She does not seem to have enough time in the day to complete her academic tasks. Her first step should be to
A. determine where her time is going. B. categorize her priorities. C. apply the 80/20 rule to her classes. D. reassess her goals.