1. The document discusses different methods for measuring the effectiveness and return on investment of training programs. It outlines four levels of evaluation: reaction, learning, behavior change, and business impact.
2. Guidelines are provided for evaluating each level, including using control groups, pre-and post-testing, and collecting data on various performance indicators.
3. Calculating return on investment of training involves collecting data, isolating the effects of training, converting data to monetary values, and using a formula to determine ROI. Methods like control groups, trend lines, and participant estimates can be used to isolate the training impact.