Miguel Hernandez


  • Hello!

    First of all, I made a mistake, I confuse LCL and ULC from control charts with the LSL and LSL (sorry by that).

    I want to measure the Process capability index, where C_p = (USL – LSL)/6s, thus I need to get USL and LSL.
    They do not exist, as I told you. 97% +/-3% is the only datum I have from the customer.

    My yield is calculated…[Read more]

  • Hello all!
    I need to get the process capacity and I want to know how the get the LSC and USC, and this is my scenario:
    – They are not determine by any norm.
    – They are not defined by the customer (the only […] 8 years, 11 months ago

  • Miguel Hernandez became a registered member 8 years, 11 months ago