Which one of the following is a typical characteristic of a weak company culture? a. very little cultural support for the company's strategic vision and strategy. b. no code of ethics and deep hostility to change and to people who champion new ways of doing things. c. a complicated value chain that acts to create multiple subcultures. d. a lack of values and principles that are consistently preached or widely shared. e. no strong sense of teamwork.

Suppose an economy consists of three sectors: energy (e), manufacturing (m), and agriculture (a). sector e sells 70% of its output to m and 30% to a. sector m sells 30% of its output to e, 50% to a, and retains the rest. sector a sells 15% of its output to e, 30% to m, and retains the rest.

In a transportation minimization problem, the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs.truefalse

Asupermarket has been experiencing long lines during peak periods of the day. the problem is noticeably worse on certain days of the week, and the peak periods are sometimes different according to the day of the week. there are usually enough workers on the job to open all cash registers. the problem is knowing when to call some of the workers stocking shelves up to the front to work the checkout counters. how might decision models the supermarket? what data would be needed to develop these models?