Statistics 1 Quiz

Question 1:   What is a confidence interval?
 

  the result of an approximation involving one or more independant variables
  method of taking out fluctuations in a data series by subtracting the second data point from the first and the third from the second and so on
  the mean of an estimate plus and minus the variation in that estimate

Select an answer.  This is your first try.

Total number of questions = 14
 

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