The best option is to purchase a brand-new physical copy from local bookstores or online retailers like Amazon.in (which often carries the latest edition for under ₹500). This guarantees you get the complete, high-quality, and most up-to-date version of the text.
Specific, identifiable problems that can be corrected (e.g., tool wear, operator error, or a faulty batch of raw materials). Control Charts for Variables
Monitor the dispersion or variability within the process to ensure consistency. Control Charts for Attributes