Question: QUESTION 4 The R - chart A . is used to indicate gains or losses in uniformity B . None of these C . generally
QUESTION
The Rchart
A
is used to indicate gains or losses in uniformity
B
None of these
C
generally uses control limits set at plus or minus standard deviations of the distribution, rather than plus or minus which is commonly used on the xbar chart
D
is used to measure changes in the central tendency
E
control limits are computed using sample standard deviations
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