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Calculate the standard error of the mean

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Reference no: EM132432441

Problem: Consider the following population of five numbers. 70  78 80 80 95

  1. Calculate the standard error of the mean (the standard deviation of the sampling distribution) of all possible samples of three numbers (without replacement)
  2. What is the standard error of the mean equal to if the sample size is increased to four?

Reference no: EM132432441

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