Which of the following is true regarding hormones:
A) hormones are powerful
B) hormones have a regulatory effect
C) hormones are highly specialized
D) all of the above
D) all of the above
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By the age of 5 years, the average child has a vocabulary of about _____ words.
A) 1,000 B) 2,500 C) 5,000 D) 10,000
Which of the following statements regarding child outcomes associated with stepfamilies is TRUE?
A) Most stepchildren have extremely negative attitudes toward their stepfathers. B) Stepfathers provide as much discipline and supervision as married biological fathers. C) Competition may exist between children and a stepfather over the mother's time. D) Living with a stepfather decreases a boy's chances of finishing high school.
When a researcher wants to compare the means of groups in a multi-group study, the typical test is
a. the correlation. b. the analysis of variance. c. the Student's t-test. d. logistic regression.
The General Aptitude Test Battery (GATB)
a) includes both verbal and performance tasks b) is somewhat laborious and complex to administer c) is not valid for many jobs in which it is used d) both a and b