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palacir999 palacir999
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7 years ago
The following random sample from a population whose values were normally distributed was collected. 10 12 18 16 The 80 confidence interval for  is
 a. 12.054 to 15.946.
  b. 10.108 to 17.892.
  c. 10.321 to 17.679.
  d. 11.009 to 16.991.
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