Displaying 1 result from an estimated 1 matches for "pred_wt".
Did you mean:
pred_d
2012 Jul 12
2
nls question
...= 0.0, beta = 1, gamma = 0.2), trace = TRUE)
### I get the error below:
Error in nls(weight ~ alpha + beta * exp(gamma * week), weightData, start = c(alpha = 0, :
number of iterations exceeded maximum of 50
M_model
### predict for another 2 weeks
newD <- data.frame(week = 1:52);newD
newD$pred_wt <- predict(M_model, newD)
newD
plot(pred_wt ~ week, newD, pch = 4, col = "red", ylab = "Weight", xlab = "Week")
with(weightData, points(week, weight,col='blue'))
Felipe D. Carrillo
Supervisory Fishery Biologist
Department of the Interior
US Fish & Wild...