search for: 97.92

Displaying 5 results from an estimated 5 matches for "97.92".

2012 Jun 13
2
templated use of aggregate
Dear R-help, I have an xts data set that i have subset by date. now it contains a date-time-stamp, and two columns (price and volume traded): my objective is to create tables of volume traded at a price - and i've been successfully using aggregate to do so in interactive use. say the data looks as follows: px_ym1 vol_ym1 2012-06-01 09:37:00 97.91 437 2012-06-01
2005 Dec 26
3
factorial anova
Hello every body, I am trying to do a factorial anova analysis following this model: model<-anova(lm(responsevariable~factorA*factorB)) model<-anova(lm(luz$dosel~luz$estado*luz$Bosque)) Df Sum Sq Mean Sq F value Pr(>F) estado 1 6931.1 6931.1 41.6455 7.974e-06 *** Bosque 1 36.6 36.6 0.2197 0.6456 estado:Bosque 1 36.6 36.6 0.2197 0.6456 Residuals
2010 Mar 10
3
Logrotate/cron and major I/O contention with KVM.
Is anyone else having major I/O peaks due to logrotate or other jobs running simultaneously across multiple guests. I have one KVM server running Centos 5.4 with local disk that is seriously suffering as most of the guests rotate their syslog at the same time. Looking at the KVM server I'm seeing 11:00:01 PM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM
2010 Dec 09
4
[lattice xyplot] Help needed in help in customizing the panel.abline() function
Hi folks, I need some help in customizing the abline() function to be used in a lattice plot. I have attached a reproducible example below. I need help in the following snippet: disc <- xyplot(cnt_gt50pct_disc ~ week_num|sku_num, data=DF,type = "h",lwd=2,panel = function(...) { panel.abline(v = 8, lty = 2) panel.xyplot(...) }) Is there a way I can give
2010 Dec 11
0
is there a packge or code to generate markov chains in R
Hi, if i have data in the following time series format: time, amount, state 1 2222 A 1 333 B 2 45 A 2 77 B where states could be n and time periods t is there a package in R that would calculate the transition probabilities in a markov chain. for each t except t=0 to generate A B A B perhaps the best structure might