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jmountain jmountain
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6 years ago
The term confounding refers to the presence of
 
  a. a variable which is controlled and does not affect the outcome of a study.
  b. two independent variables in a study.
  c. a variable that is not controlled which affects the outcome of a study.
  d. two dependent variables in a study.

Ques. 2

Various types of evidence may be gathered in the process of validating a test. Choose the type of evidence that is illustrated in the examples. Subjects may be asked to think aloud as they take the test.
 
  a. Content c. Internal structure
  b. Response processes d. Relationship with other variables

Ques. 3

A researcher wants to study the effect of three treatments, social class, and gender on a dependent variable. The best design to use is
 
  a. counterbalanced. c. factorial.
  b. one-group time series. d. randomized control group pretest-posttest.

Ques. 4

Indicate whether the following statements are true or false. It is more difficult to determine the score reliability than the score validity of a measuring instrument.
 
  a. true b. false
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KailaMac18KailaMac18
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6 years ago
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jmountain Author
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6 years ago
Smart ... Thanks!
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Yesterday
Thanks for your help!!
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2 hours ago
Correct Slight Smile TY
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