In case someone is interested in process standard deviation, he should construct the ______________ chart.

Related MCQs

• In case someone is interested in process standard deviation, he should construct the ______________ chart.
• Consider that for a process s bar (average standard deviation of 50 samples each of size 4) is found to be 10.04. The value of c4 (corresponding to sample size of .4) is .92. What is the estimated value of process standard deviation?
• You conduct a hypothesis test and you observe values for the sample mean and sample standard deviation when n = 25 that do not lead to the rejection of Ho (null hypothesis). You calculate a p-value of 0.0667. What will happen to the p-value if you observe the same sample mean and standard deviation for a sample n>25?
• You are sampling items from a batch and plotting the results on a control chart. How will an increase in the number of items sample affect the value of the standard deviation used to set the control limit?
• The standard normal distribution has mean= ______________ and standard deviation= ______________.
• An acceptance control chart has limits that are based on the specification limits for the product rather than limits which differentiate between random and assignable causes. Under which if the following circumstance should a QC manager consider using an acceptance control chart?
• Random variance in a process, as measured by the standard deviation, can be directly reduced by:
• Control chart is i. Process monitoring tool ii. Process control tool iii. Process planning tool The correct order is
• The g chart is the control chart for:
• Given that for the three samples, the value of R bar is .66 and value of d2 corresponding to three is1.128, what is the estimated standard deviation?