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sdaggy1 sdaggy1
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6 years ago
Data collected over several time periods are
 a. time series data.
  b. time controlled data.
  c. cross-sectional data.
  d. categorical data.
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irina99irina99
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6 years ago
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sdaggy1 Author
wrote...

6 years ago
Good timing, thanks!
wrote...

Yesterday
Thanks for your help!!
wrote...

2 hours ago
Brilliant
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