search for: marijuana

...use (in days) for each of the major drugs, so I would like the missing values to be replaced by that drug with the highest level of use. I am starting with the "ifelse" and "max" statements, but I know it is wrong: impute.primary.drug <- ifelse(is.na(primary.drug), max(marijuana, crack, cocaine, heroin), primary.drug) Here are the problems. First, the max statement (should it be "pmax"?), returns the highest numeric quantity rather than the variable itself. In other words, I want to test which drug has the highest value, but return the variable name rather...

the data is : >table.8.3<-data.frame(expand.grid( marijuana=factor(c("Yes","No"),levels=c("No","Yes")), cigarette=factor(c("Yes","No"),levels=c("No","Yes")), alcohol=factor(c("Yes","No"),levels=c("No","Yes"))), count=c(911,538,44,456,3,43,...

Hi list, I would like to normalize a matrix (two actually for comparison) using iterative proportional fitting. Using ipf() would be the easiest way to do this, however I can't get my head around the use of the function. More specifically, the margins settings... for a matrix: mat <- matrix(c(65,4,22,24,6,81,5,8,0,11,85,19,4,7,3,90),4,4) using fit <-

We are an established and profitable technology company, making software in the fast-growing medical marijuana industry. Although it would help, you do not need to be involved in the medical marijuana industry to apply. We work out of an office near the Denver Tech Center (Hampden & Yosemite). Day to day, we use Rails 3.2, Ruby 1.9.3/1.9.2, JavaScript (CoffeeScript), MySQL, and Git (Github). Technical...

...XPFactory unable to interpret org.rosuda.REngine.REXPUnknown@1629ce8c[4] * ** REXPFactory unable to interpret org.rosuda.REngine.REXPUnknown@1629ce8c[4] How can I in general,force the unserialize to return a list? Saptarshi Guha | saptarshi.guha@gmail.com | http://www.stat.purdue.edu/~sguha Marijuana is nature's way of saying, "Hi!". [[alternative HTML version deleted]]

...; , "Obt_mrj_p" , "Obt_mrj_se" ), colClasses = c( "character" , "numeric" , "numeric" ) ) #change the names to lower cases names(p1_st_data) <- tolower (names(p1_st_data)) # cerate five equal-sized groups for the perceived ease of obtaining marijuana variable p1_st_data$ob_mrj_cat <- cut (p1_st_data$obt_mrj_p, quantile (p1_st_data$obt_mrj_p, (0:5/5), include.lowest=TRUE)) p1_st_data dim (p1_st_data) table(p1_st_data$ob_mrj_cat) p1_st_data [p1_st_data$state =="Utah",] [, 1:4] Pradip K. Muhuri, PhD Statistician Substance Abuse &a...

...If this switch isn't what I need, do you have any recommendations on reliable, cheap switches? Dell 2724 Product Info <http://www1.us.dell.com/content/products/productdetails.aspx/ pwcnt_2724?c=us&cs=04&l=en&s=bsd> Cheers, Sean -- Sean Tempesta, Systems Administrator Marijuana Policy Project P.O. Box 77492, Washington, D.C. 20013 202-462-5747 ext. 128 (phone), 202-232-0442 (fax) stempesta@mpp.org, http://www.mpp.org Please visit http://www.mpp.org/subscribe to sign up for MPP's free e- mail alerts.

hi everyone ! since nobody answered the question in the extension-thread, i would like to ask again in a new thread: why does xiph and the theora-team not promote the matroska-format? do you just prefer ogg because its "home-made" or are there technical advantages over mkv? thanks! greetings hannes hauswedell

Hello All This is my first post. I just did subscribed to this list. Does any one know yet if Vorbis allow for the tag information like Mp3 ? Thanks Karl --- >8 ---- List archives: http://www.xiph.org/archives/ Ogg project homepage: http://www.xiph.org/ogg/ To unsubscribe from this list, send a message to 'vorbis-request@xiph.org' containing only the word

This question should be asked before, but I fail to find the discussion. What options can be used for storing host/users pubkeys in a publically available places? I know openssh currently provide option except if /etc/ssh_known_hosts and ~/.ssh/known_hosts. But what about many machines? Think of e.g. pgp keyservers. Note that pgp keyservers isn't a good solution *always*. The best one