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cheyww cheyww
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6 years ago
Twenty student nurses take the NCLEX examination. If the average of the twenty scores is known, how many degrees of freedom are there in the sample?
 
  a. 18
  b. 19
  c. 20
  d. 21
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AndecvAndecv
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cheyww Author
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6 years ago
You make an excellent tutor!
my life
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Brilliant ツ
riptide
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2 hours ago
Smart ... Thanks!
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