Which example shows separation anxiety?
a. Ten-month-old Billy wails when an unfamiliar relative reaches to pick him up.
b. Three-year-old Cindy gets upset when her best friend is absent from the child care center.
c. Two-year-old Anthony begins to cry when his mother leaves him at a day care center.
d. Three-year-old Lilly cries when she is left at the day care center because she is afraid of another child.
c. Two-year-old Anthony begins to cry when his mother leaves him at a day care center.
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Which statistical literacy activity below is appropriate for early elementary students?
a. How data can be categorized and displayed. b. How data can be collected and represented. c. How data can be represented in frequency tables and bar graphs. d. How data can be analyzed with measure of center.
Total expenditures for public elementary and secondary schools in the United States during fiscal year 2011 was approximately _______
A. $200 billion B. $323 billion C. $527 billion D. $633 billion
Which of the following is not a type of Internet connection?
a. Dial-up b. DSL c. USB d. Broadband
In operant conditioning, reinforcement occurs when:
A. a previously reinforced response is no longer reinforced but continues to be observed. B. the same response is given to similar stimuli. C. a stimulus increases the frequency of an undesired response. D. a previously reinforced response is no longer reinforced and the response decreases.