Multiple Choice
Which of the following is not needed to calculate sample mean control charts?
A) A choice for z,the standard normal deviate (usually 2 or 3) .
B) The standard deviation of the sampling distribution.
C) The sample range.
D) The average of sample means (grand mean) .
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q121: In order for a process to be
Q122: Given the following process control data for
Q123: A Quality Analyst wants to construct a
Q124: Six sigma quality refers to achieving process
Q125: The part of statistical quality control that
Q127: "Process capability" compares "process variability" to the
Q128: A sample statistic that falls inside the
Q129: The charted values on a run chart
Q130: A town's department of public works is
Q131: The main task in process control is