Based on the following information, how many components should be extracted, using

(a) the eigenvalue criterion and

(b) the proportion of variance explained criterion? Initial Eigenvalues Component Total % of Variance Cumulative % 1 2 3 4 5 6 7 8 9 10 11 1.088 1.056 1.040 1.023 1.000 0.989 0.972 0.969 0.963 0.962 0.939 9.890 9.596 9.454 9.296 9.094 8.987 8.834 8.811 8.754 8.747 8.538 9.890 19.486 28.939 38.236 47.329 56.317 65.151 73.961 82.715 91.462 100.000