Which of these gives the correct value of A2 used in the equation for control limits of a x control chart?
Posted: Thu Jul 14, 2022 1:47 pm
a) \(\frac{3}{d_2 \sqrt{n}}\)
b) \(\frac{3}{\sqrt{n}}\)
c) \(\frac{3}{d_2}\)
d) \(\frac{3}{\sqrt{d_2}}\)
b) \(\frac{3}{\sqrt{n}}\)
c) \(\frac{3}{d_2}\)
d) \(\frac{3}{\sqrt{d_2}}\)