What is the standard deviation of the following data?
3.2, 3.1, 3.3, 3.3, 3.1

The Shewhart or Deming cycle is often referred to as

If a sample size of 16 yields an average of 12 and standard deviation of 3, estimate the 95% confidence interval for the population (assume a normal distribution).

If the probability of a success on a single trial is 0.2 and 3 trials are performed, what is the probability of at least one success?

Which of the following are the MOST logical reasons for providing source inspection?
. The supplier has consistently shown poor out-going quality.
. The key inspection points are hidden after assembly at the suppliers' plant.
. The supplier requests the inspection to save them potential shipping expenses.
. The criticality of the product warrants it.