Wednesday, 15 August 2012

R command to test if data in a range -



R command to test if data in a range -

output<-which(data1>160 & data2<1.5)

will select info values in data1 greater 160 , values in data2 less 1.5.

how can modify above command homecoming output data1 can in range of 150 160 , data2 can in between 1.4 1.5

output<-which(150<data1>160 & 1.4<data2<1.5) ## -error: unexpected '>' in.

what right syntax.

the right syntax is:

150 < data1 & data1 < 160 & 1.4 < data2 & data2 < 1.5)

if specifying range of values, need logical statements each range (since range has 2 limits)

r range

No comments:

Post a Comment