x=0.52

3. A White Goods Parts Supplier has had some quality problems since March, 2023. To detect and solve the problems, as an initial step a senior manager has asked an industrial engineer to apply a statistical control chart for one of its operations with quality problems. Assuming the engineer has chosen XR control chart for the recorded data listed below. Compute the control limits for the control chart/s for the samples with the size of four, and draw the graphs. State whether the process is under control or not. 3. A White Goods Parts Supplier has had some quality problems since March, 2023. To detect and solve the problems, as an initial step a senior manager has asked an industrial engineer to apply a statistical control chart for one of its operations with quality problems. Assuming the engineer has chosen XR control chart for the recorded data listed below. Compute the control limits for the control chart/s for the samples with the size of four, and draw the graphs. State whether the process is under control or not