One difference between frequency distributions and normal distributions is that ______.
a. only frequency distributions are based on data collected by researchers
b. frequency distributions are based on formulas; normal distributions are based on data
c. frequency distributions are represented by parameters; normal distributions are represented by statistics
d. normal distributions are more likely to be skewed than frequency distributions
a. only frequency distributions are based on data collected by researchers
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The role of a child health care consultant includes all of the following except:
a. Help directors write and revise program health policies. b. Provide medial care for children in the program. c. Provide resources to centers and families. d. Assist staff in implementing policies effectively.
The No Child Left Behind Act was designed to:
a) Make schools and teachers accountable for student achievement levels b) Use standardized tests to measure student performance c) Include all student subgroups in reporting achievement levels d) All of these
Contemporary young adults differ significantly from young adults 30-40 years ago because they:
a. mature earlier physically, they know more cognitively, and they have social preoccupations with friends. b. mature cognitively in such a manner that they have cognitive experiences more in alignment with middle and high school curricular expectations. c. are better prepared to meet the academic expectations of a more demanding middle and high school. d. have less peer pressure due mainly to developmentally appropriate middle school experiences where they learn the dangers of sexual experimentation and the dangers of alcohol and drug abuse.
What is a problem in interpreting the effects of intervention using an A-B design?
a. this design is too sophisticated for most teachers to use b. most behavior is too complicated to graph using this design c. it is impossible to rule out alternative explanations for behavior change d. this design usually results in an unstable (variable) baseline which cannot be interpreted