Displaying 1 result from an estimated 1 matches for "sample_est".
Did you mean:
sample_test
2017 Aug 27
1
In Ops.factor(...) not meaningful for factors
...me anybody decides this issues, please.
a part of the code is:
for (i in 1:133) {
r_squared <- vector()
sample_bank <- mydata[((i-1)*311+1):(i*311),]
#return for bank
return_bank <- diff(sample_bank[,4])/sample_bank[,4][-length(sample_bank[,4])]
I've got these errors:
model <- lm(sample_est[,6] ~ sample_est[,7], na.action=na.omit)
Error in lm.fit(x, y, offset = offset, singular.ok = singular.ok, ...) : 0 (non-NA) cases
In addition: Warning message :
In Ops.factor(diff(sample_bank[, 4]), sample_bank[, 4][-length(sample_bank[, : ?/??not meaningful for factors ( how to change type of c...