search for: time_strata

Displaying 2 results from an estimated 2 matches for "time_strata".

2009 Feb 19
1
How do I get xtabs to show missing data?
...ist? I found references to na.action and na.pass, but I could not figure out how I could use them with xtabs to list the na as a value. I'm sure there's a simple syntax I need, but it's not obvious to me. > # Weighted Data > XTTable <- xtabs(wt_annual ~ time_strata + connector, LAWAData) > XTTable ## List connector time_strata OD Passenger Connector Morning Peak - 0550 to 0959 5605.140 1234.933 Late morning to Mid-Day - 1000 to 13...
2009 May 26
3
Still can't find missing data
...ns under "Connector" but against a different variable "Connector" shows all 0 values. What is wrong? I've looked into the na commands and the ?xtabs entry, but I haven't found anything that works. ######################### > > XTTable <- xtabs(wt_annual ~ time_strata + connector, LAWAData) > XTTable ## List connector time_strata OD Passenger Connector Morning Peak - 0550 to 0959 5605.140 1234.933 Late morning to Mid-Day - 1000 to 1359...