Quality Management 2017

A NALYZE

Capability indicators

S TEP 5. C ALCULATE THE CAPABILITY INDICATORS ( SHORT TERM CAPABILITY ) AND INTERPRETE THE RESULTS

 Have a look at the % of data out of the specifications

Analyse of the throws

Mean

 Stand dev)

Number of data

Pp

Ppk

Ppm %out of specifications

 n-1

Samples 1 to 10

#DIV/0!

#DIV/0!

0

#DIV/0!

#DIV/0!

#DIV/0!

#DIV/0!

Use the Excel spreadsheet

Pp Ppk Ppm % out of specifications

Interpretation

Pp: dispersion? Ppk: + LSL and LSL ? Ppm: + target ?

Samples 1 to 10

03/10/17

17