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lauracecii93 lauracecii93
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6 years ago
A researcher obtains chemistry achievement test scores from a group of high school students who have had laboratory experience and a group who have not. She recognizes the need to control for the variable intelligence in his study. Identify the type of control technique illustrated by the following procedures. The researcher uses only those students with IQs of 100-105.
 
  a. match
  b. use analysis of covariance
  c. use a homogeneous group
  d. add intelligence as an additional independent variable

Ques. 2

An experiment conducted in a highly controlled lab setting is more likely to have problems with ____ than is an experiment conducted in a classroom setting.
 
  a. external validity c. statistical conclusion validity
  b. internal validity d. internal consistency
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BEYAZITBEYAZIT
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6 years ago
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lauracecii93 Author
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#2
6 years ago
Nice!
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#3
6 years ago
Happy Dummy
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