Q18

Using the same data on Covid-19 test collected in the previous question, a statistical process control chart was used for this purpose as shown here. Is the process in statistical control? OM 10 UCE 11 Proportion 000 00 13 LCH 004 2 10 11 14 15 Sample No process is NOT in-control because there are a few points outside UCL and LCL Yes process is in control because I see a trend Yes, process is in-control because majority of the points are within UCL and LCL Yes, process is in-control because it does not show normal behavior No process is NOT in-control because point 12 is on the mean line