Question

1. Classify the following sets as well-defined or not well-defined: (1 a. The set of best artists of the 1970s.

Answer 1

dlabebbie, this is the solution:

If the set of best artists of the 1970's is taken, everyone will have there own opinion and one's own list of best artists. Therefore the set of best artists of the 1970s is not a well defined set.