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checkitout checkitout
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6 years ago
With symmetric, bell-shaped distributions, approximately what percent of the observations are within two standard deviations of the mean?
 a. 50
  b. 68
  c. 95
  d. 99.7
  e. 100
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cedd123cedd123
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6 years ago
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checkitout Author
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6 years ago
This helped my grade so much Perfect
rene_ram97
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Yesterday
Thanks
Helpmeplease11
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2 hours ago
Thank you, thank you, thank you!
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