Re: random walk in 2d

2001-05-13 Thread David C. Ullrich
On 12 May 2001 22:07:07 GMT, [EMAIL PROTECTED] (Francis Dermot Sweeney) wrote: I had got to a similar stage, and had tried showing the integral vanishes by complex analysis methods. I had thought that since ln r is harmonic, the value of the integral around the curve gives teh value at the

Re: Variance in z test comparing percenteges

2001-05-13 Thread Rich Ulrich
On 11 May 2001 22:29:37 -0700, [EMAIL PROTECTED] (Donald Burrill) wrote: On Sat, 12 May 2001, Alexandre Kaoukhov (RD [EMAIL PROTECTED]) wrote: I am puzzled with the following question: In z test for continuous variables we just use the sum of estimated variances to calculate the

Re: Question

2001-05-13 Thread Rich Ulrich
On 11 May 2001 07:34:38 -0700, [EMAIL PROTECTED] (Magill, Brett) wrote: Don and Dennis, Thanks for your comments, I have some points and futher questions on the ussue below. For both Dennis and Don: I think the option of aggregating the information is a viable one. I would call it