Who is using a cross-sectional research design?
A. Fred, who is assessing study habits in fifth graders in three different countries
B. Barney, who is assessing the study habits in a group of fifth graders and who will follow and assess this same group when they get to eighth and then eleventh grade
C. Wilma, who is simultaneously testing the study habits of fifth, eighth, and eleventh graders
D. Betty, who is assessing the study habits of fifth graders in the year 2003, and plans to assess eighth-graders' study habits in 2004 and eleventh graders' habits in 2005
Answer: C
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Indicate whether this statement is true or false.
Researchers publish a finding that drinking more coffee is linked to higher IQ scores. Which of the following conclusions may you draw regarding this correlation?
A. Drinking more coffee will increase your IQ score. B. Not drinking coffee will not affect your IQ score. C. A person with a higher IQ score probably drinks more coffee than a person with a lower IQ score. D. A third variable, such as waking up earlier, probably causes both drinking more coffee and higher IQ scores.
One purpose of the ________ is to speed up the neural message traveling down the axon
a) receptor site b) axon terminal c) myelin d) synaptic vesicle
In cases of divorce and child custody, families who used mediation tend to be more flexible and cooperative than families who litigated.
Answer the following statement true (T) or false (F)