Displaying 2 results from an estimated 2 matches for "mydat4".
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2009 Aug 04
2
Caculate first difference from a dataframe; write a simulation
...ot;State3"
)
state4<-transform(state5,
State="State4"
)
state5<-transform(state5,
State="State5"
)
state6<-transform(state6,
State="State6"
)
state7<-transform(state7,
State="State7"
)
state8<-transform(state8,
State="State8"
)
mydat4<-data.frame(rbind(state2,state3,state4,state5,state6,state7,state8))
## To identify states - can it be done in an easier way?
#################################################################################
##Question1:I want to calculate the first difference of mydat4[,1:2]
t<-diff(mydat4[,...
2009 Aug 05
1
writing a simulation
...t of the 9 states does ad
> fall into with Level =5.04 and spread=0.25?
> ##OUTPUT
> ad
> X6
> Level 5.04
> spread 0.25
> state state8
>
> But spread for state7 was -0.34?????
>
> Had it been 0.24, then this should work (some of the time.)
> > subset(mydat4, Level == 5.4 & spread==0.25)
> [1] Level spread change State
> <0 rows> (or 0-length row.names)
>
> Perhaps you meant to specify an "or" condition?
>
> > subset(mydat4, Level == 5.4 | spread==0.24)
> Level spread change State
> 10 5.40 -0.34...