Tim Folkerts said:
Of course, both extremes are sometimes useful, and both extremes sometimes obscure interesting information. The challenge is to find a reasonable degree of simplification for the need at hand. Sometimes a single number, like Cpk or mu, is helpful. Sometimes it is almost valueless.
(The challenge of choosing the right index and performing the correct calculations is problematic, but it is a separate issue. )
Tim F
(The challenge of choosing the right index and performing the correct calculations is problematic, but it is a separate issue. )
Tim F
People are required to have driver's licenses to drive a car, it is amazing that people figure they don't need a license to work with data.
