Suppose that Memorial Hospital has four projects. A summary of the projects is as follows: Project Amount Invested Market Beta Walk-in Clinic $1,500,000 1.3 MRI Facility $2,500,000 .7 Clinical Laboratory $2,000,000 1.4 X-ray Laboratory $1,250,000 1.1 Answer the following questions: What is the overall market beta of Memorial Hospital? How does the riskiness of Memorial's stock compare with the riskiness of an average stock? Would stock investors require a rate of return on Memorial that is greater than, less than, or the same as the return on an average risk stock?