Learning Objectives

after the completion of this module, the student will be able to

  • explain the value of repeating experiments
  • explain the role of the law of large numbers in estimating population means
  • describe the effect of
    increasing the sample size or reducing measurement errors or other sources of variability

Knowledge and Skills

  • Properties of the arithmetic mean
  • Estimating the mean of a normal distribution
  • Law of Large Numbers
  • Estimating the Variance of a normal distribution
  • Generating random variates in EXCEL


  • Calculating sample mean and arithmetic average
  • Calculating sample standard variance and standard deviation
  • Normal distribution

Curricular Materials