An Internet marketer is interesting in segmenting Internet with a clustering tool using the input attributes – top ten search keywords used, top 10 URLs, recent 10 online purchases (vendor, product, qty, amt), Internet usage level, heaviest access hour, and heaviest access day of a week. Answer the following questions:

a. Can we find users with different income levels? Why or why not.

b. Can we expect to find clusters differentiated based on the Internet usage level? Why or why not.