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From |
"Hollis,Michael E" <mhollis@mwdh2o.com> |

To |
<statalist@hsphsun2.harvard.edu> |

Subject |
Re: st: how to find the integral for a portion of a normal distribution. |

Date |
Mon, 3 May 2010 20:58:01 -0700 |

Convert your data to z scores. Sent from my iPhone On May 3, 2010, at 8:49 PM, "Buzz Burhans" <buzzb3@earthlink.net> wrote:

Doesn't your suggestion fit only if the curve is standard normal?,i.e. mean0, SD 1?Perhaps my use of integral is incorrect; what I want is the areaunder thecurve of a normal distribution, mean 2.05, sd 1.75 for the portion >= threshold =1, and then the portion < 1 Buzz statalist@hsphsun2.harvard.edu] On Behalf Of Hollis,Michael E Sent: Monday, May 03, 2010 9:36 PM To: statalist@hsphsun2.harvard.edu Subject: Re: st: how to find the integral for a portion of a normal distribution. I may be missing something here, but can't you simply use the normal distribution with mean=proportion z >= some threshold, q=1-p and variance p(1-p)/n? No integration involved. As I said, I might be missing something! Sent from my iPhone .ucla.edu/stat/stata/ * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

* * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

**References**:**RE: st: how to find the integral for a portion of a normal distribution.***From:*"Buzz Burhans" <buzzb3@earthlink.net>

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