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plong717 plong717
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6 years ago
A sample of 20 observations has a standard deviation of 4 . The sum of the squared deviations from the sample mean is:
 a. 400
  b. 320
  c. 304
  d. 288
  e. 180
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AmandeepAmandeep
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6 years ago
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plong717 Author
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6 years ago
Just got PERFECT on my quiz
mcraver1
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Yesterday
Thanks
momochiime
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2 hours ago
Smart ... Thanks!
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