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Confidence Interval for mean- known standard deviation.

The quantity of fluid in a half-litter bottle of diet cola is normally distributed and, from past experiences the standard deviations known to be 1.20 millilitres (ml). A sample of 50 bottles reveals a mean weight of 502.1ml. Create and interpret 90 percent on confidence interval for the mean. Be sure to interpret the meaning of this interval.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922190

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