Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations GregLocock on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

sample size questions

Status
Not open for further replies.

jumacao

Chemical
Dec 26, 2008
41
If I have a defect witha frequency of 1 each 1500. How I test a new system , that eliminates that defects, to shows 0 defects? How many samples?
 
Replies continue below

Recommended for you

there's no such thing as 0 defects, no matter how many samples you take. It's up to you to determine how many you will allow and how severely it has to be tested. For that I would advise you read up on statistical math, because it's pretty hard to explain this in a forum post.

NX 7.5
Teamcenter 8
 
Status
Not open for further replies.

Part and Inventory Search

Sponsor