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Shann_5501 Shann_5501
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6 years ago
What percentage of the area of a normal curve is between +2 and -2 standard deviations?
 A) 0
  B) 68.3
  C) 95.5
  D) 99.7
  E) 100
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garyrangel12garyrangel12
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#1
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6 years ago
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Shann_5501 Author
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6 years ago
Thanks for your help!!
vanna2014
wrote...

Yesterday
Smart ... Thanks!
jmendoza
wrote...

2 hours ago
You make an excellent tutor!
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