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ashleyltd27 ashleyltd27
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Posts: 341
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4 years ago
In a preexperimental design specific events may occur between the pretest and the posttest, which cause changes that are measured on the posttest. This represents a failure to control
 
  a. randomization.
  b. maturation.
  c. pretest sensitivity.
  d. reactivity.
  e. history.

Ques. 2

Choose the type of validity evidence that a researcher would need to determine the score validity of the following kinds of instruments. A test designed to measure what fourth graders know about long division.
 
  a. evidence based on content.
  b. evidence based on relationship to other variables
  c. evidence based on construct measured
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ilhugyifhgdilhugyifhgd
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Posts: 319
Rep: 1 0
4 years ago
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Answer to #1

E

Answer to #2

A
1

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