Author Question: A study that compared novice drivers and experienced drivers with respect to the relative number of ... (Read 252 times)

nevelica

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A study that compared novice drivers and experienced drivers with respect to the relative number of driving errors they made while using a cell phone or not using a cell phone resulted in the same amount of deterioration in both groups.
 
  This type of design
 
 a. is appropriate for analysis with a t test.
  b. involved two manipulated variables.
  c. used a nonequivalent groups design.
  d. used a reduced factorial design.

Question 2

The state of Vermont tried to anticipate the degree to which middle- and high-school students contemplated suicide. The state collected data from students in 1993, 1995, and 1997 . This approach reflects
 
  a. a cohort study.
  b. a trend study.
  c. a cross-sectional study.
  d. a retrospective study.



lindahyatt42

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Answer to Question 1

C

Answer to Question 2

B



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