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ygtuitui ygtuitui
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7 years ago
Which type of study is conducted to develop, test, and evaluate research instruments?
 
  1. Field studies.
  2. Methodological studies.
  3. Secondary analysis studies.
  4. Ex-post facto studies.
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yuhiyuhiyuhiyuhi
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7 years ago
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ygtuitui Author
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7 years ago
Thanks
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Yesterday
This helped my grade so much Perfect
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2 hours ago
Good timing, thanks!
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