Displaying 5 results from an estimated 5 matches for "year_month".
2013 Mar 14
3
how to change "`Year_Month)201103`" into "Year_Month)201103" using R?
HI,
I have the pattern like "`Year_Month)201103`" I want to delete single quotes within double quetes.
I want to change it into "Year_Month)201103" , how to do it in r?
Thanks a lot.
Tammy
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2013 Jan 24
3
how to combine unequal rows and columns in R
HI,
I have the following list:
crosspries
$crosspries[[1]]
Product Year_Month prod1
A 201208 1
B 201208 2
C 201208 1
$crosspries[[2]]
Product Year_Month prod1 prod2
A 201209 1 1
B 201209...
2012 Jun 01
2
Day or Month difference between dates???
HI, R-Users:
I got a questions. have been struggling so long time....
I have this data:
> m1$Year_Month
201009 201010 201011 201101 201102
> min(m1$Year_Month)
201009
I want to calculate the following two answers, how do I program it?
> difference in Month?????
[1] 0 1 2 4 5
>difference in Days?????
0 31 61 ....
Thank you in advance!!!
Tammy
[[alternative HTML ver...
2013 Mar 15
3
How to list the all products' information of the latest month?
Hi,
I have data frame like this:
Product Price Year_Month PE
A 100 201012 -2
A 98 201101 -3
A 97 201102 -2.5
B 110 201101 -1
B 100 201102 -2
B 90 201103 -4
How ca...
2012 Jul 03
0
missing price datas before launched
HI,
I have the price and volume data from own product and competitor's product:
Year_Month Volume own product's price Volume competitor's price
1 201011 17583 469.03 NA NA
2 201012 33899 489.25 NA NA
3 201101 31306...