Displaying 2 results from an estimated 2 matches for "step_number".
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sec_number
2012 Oct 14
6
transforming a .csv file column names as per a particular column rows using R code
Hello all,
I have a .csv file like below.
Tool,Step_Number,Data1,Data2... etc up to 100 columns.
A,1,0,1
A,2,3,1
A,3,2,1
.
.
B,1,3,2
B,2,1,2
B,3,3,2
.
.
...... so on upto 50 rows
where the column "*Tool*" has distinct steps in second column
"*Step_Number*",but both have same entries in Step_Number column.
I want the output like below....
2012 Dec 03
2
Excluding all missing values with dcast ("reshape2" package)
Hello--I'm doing a simple crosstab using dcast:
rawfreq <- dcast(nh11brfs, race3~CHCCOPD, length)
with the results
race3 Yes No NA
1 White non-Hispanic 446 5473 21
2 Other non-Hispanic 29 211 0
3 Hispanic 6 81 1
4 <NA> 10 83 1
How would I modify this call to exclude all missing values; that is, to
obtain
race3