You are given the following four pieces of information about a training program: training will have an impact on performance for two years; 10 employees will be trained; the standard deviation of untrained employees in dollars is 100; and it costs $50 to train one employee. What must be the effect size so as to allow the program to break even?
In general, social facilitation theory indicates that working in the presence of others creates an emotional arousal or excitement that stimulates behavior and therefore affects performance.