r - What does the error "object not interpretable as a factor" mean?

Question

(Closed.) This question is not reproducible or was caused by typos. It is not currently accepting answers. question from:https://stackoverflow.com/questions/26028813/what-does-the-error-object-not-interpretable-as-a-factor-mean

Answer 1

This error can perhaps come up with multiple problems, but in your case you simply typed a capital C instead of a lowercase c.

Try:

vect <- c(1, NA, 2, 3, 4, NA, 5, NA, 6, 7, 8, NA, 9)