Dr. russell did a study that found that praise provided by supervisors is associated with higher levels of work productivity only because more motivated employees are praised more often, and highly motivated people are more productive. in her findings, employee motivation is a in the relationship between praise from supervisors and work productivity.

Six years ago, an 80-kw diesel electric set cost $160,000. the cost index for this class of equipment six years ago was 187 and is now 194. the cost-capacity factor is 0.6. the plant engineering staff is considering a 120-kw unit of the same general design to power a small isolated plant. assume we want to add a precompressor, which (when isolated and estimated separately) currently costs $13291. determine the total cost of the 120-kw unit. (hint: skip $ and comma symbols)