What is root cause analysis?

[hp-singh-53e2639c (Harjas Preet Singh)]

What is root cause analysis?

[iftekar-patel-f1e6bf65 (Iftekar Patel)]

Root Cause Analysis (RCA) is the process of identifying factors that cause defects or quality deviations in the manufactured product.
ref:https://medium.com/datadriveninvestor/root-cause-analysis-in-the-age-of-industry-4-0-9516af5fb1d0