topic Re: How to define LSL and USL with JMP for a set of data that follows a normal distribution in Discussions https://community.jmp.com/t5/Discussions/How-to-define-LSL-and-USL-with-JMP-for-a-set-of-data-that/m-p/878981#M104214 <P>For what purpose are you trying to define LSL and USL)? For visualization purposes in JMP? If they are for specification limits they&nbsp;are not usually calculated but come from design, tool limitations, customer requirements, ... and so on.&nbsp;</P> <P>&nbsp;</P> <P>JMP's distribution platform does offer confidence intervals, prediction intervals and tolerance intervals which all have their own use cases. You can find these documented from JMP Help page, <A href="https://www.jmp.com/support/help/en/18.2/#page/jmp/tolerance-intervals.shtml#" target="_blank" rel="noopener">Tolerance Interval</A> as an example</P> Mon, 09 Jun 2025 12:27:03 GMT jthi 2025-06-09T12:27:03Z How to define LSL and USL with JMP for a set of data that follows a normal distribution https://community.jmp.com/t5/Discussions/How-to-define-LSL-and-USL-with-JMP-for-a-set-of-data-that/m-p/878970#M104212 <P>Hi JMP team，</P> <P>&nbsp;</P> <P>How to <STRONG>define</STRONG> LSL and USL with JMP for a set of data that follows a normal distribution.</P> Mon, 09 Jun 2025 12:16:35 GMT https://community.jmp.com/t5/Discussions/How-to-define-LSL-and-USL-with-JMP-for-a-set-of-data-that/m-p/878970#M104212 N1ck 2025-06-09T12:16:35Z Re: How to define LSL and USL with JMP for a set of data that follows a normal distribution https://community.jmp.com/t5/Discussions/How-to-define-LSL-and-USL-with-JMP-for-a-set-of-data-that/m-p/878981#M104214 <P>For what purpose are you trying to define LSL and USL)? For visualization purposes in JMP? If they are for specification limits they&nbsp;are not usually calculated but come from design, tool limitations, customer requirements, ... and so on.&nbsp;</P> <P>&nbsp;</P> <P>JMP's distribution platform does offer confidence intervals, prediction intervals and tolerance intervals which all have their own use cases. You can find these documented from JMP Help page, <A href="https://www.jmp.com/support/help/en/18.2/#page/jmp/tolerance-intervals.shtml#" target="_blank" rel="noopener">Tolerance Interval</A> as an example</P> Mon, 09 Jun 2025 12:27:03 GMT https://community.jmp.com/t5/Discussions/How-to-define-LSL-and-USL-with-JMP-for-a-set-of-data-that/m-p/878981#M104214 jthi 2025-06-09T12:27:03Z