8. For the eye- and hair-color of 200 persons we get the following cross- tabulation. blond hair brown hair black hair blue eye 42 28 3 brown eye 17 89 21 a. Are hair- and eye-colors independent (with sign. 0.01)? b. Perform correspondence analysis on the above table. Find the non-trivial factors together with the corresponding singular values. Make a picture illus- trating the closeness of the hair- and eye-color categories! Draw conclusions, interpret the results