Basic Statistic

1) Define and provide examples:


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   sampling distribution


hypothesis test


   confidence interval

significance level

   Type I error (α)

   Type II error (β)

2)  An epidemiology researcher claims that the mean time to review a document is less than 10 hours. Historical studies from 30 documents revealed that the mean time to review such documents is equal to 12 hours with a standard deviation of 1.5 hours. Do you agree with the epidemiology researcher? 


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