In one of the ethnically diverse areas of a large city, a branch manager of a local bank has been receiving complaints from the clients about staff behavior. He has decided to introduce a training program for his staff, and has retained the services of a human resources consultant. Over a weekend, the consultant has invited representatives of various ethical organizations to participate in a discussion session. In addition, the consultant has shown a documentary about the multicultural nature of Canadian society. Following the completion of the training program, the manager claims a reduction in the number of complaints. Results are shown below:
At a 0.05 level of significance, test the hypothesis that the training program has successfully reduced the rate of complaints.
This solution provides the step-by-step calculation of the question posed. Specifically, at a 0.05 level of significance, it tests the hypothesis that the training program has successfully reduced the rate of complaints.