Which of the following techniques of analyzing research data groups variables into collections that maximize within-group similarities and between-group differences?

Which of the following is true with regard to products?

A) The quality of products is far more difficult to measure than that of services. B) Products do not include experiences, organizations, persons, places, and ideas. C) Products are not meant for sale in the market. D) Products include services, events, persons, places, organizations, ideas, or a mixture of these. E) Products refer to only those activities that are essentially intangible.

What is the (Cj - Zj) value for S1 at the initial solution?

Given the following linear programming problem: maximize 4x1 + 3x2 subject to 4x1 + 3x2 ? 23 5x1 - x2 ? 5 x1, x2 ? 0