11. John rates Peter an average worker, “excellent” on all his performance evaluations. The rest of staff suspects that Peter gets high ratings because he graduated from the same prestigious university and was a member of the same fraternity as John. If this were accurate, what rating error has the staff identified? Explain your answer

Can you take a photo so i can see the table

The business cycle is the periodic but irregular up-and-down movement in economic activity, measured by fluctuations in real gross domestic product (gdp) and other macroeconomic variables. a business cycle is typically characterized by four phases—recession, recovery, growth, and decline—that repeat themselves over time. economists note, however, that complete business cycles vary in length. the duration of business cycles can be anywhere from about two to twelve years, with most cycles averaging six years in length. some business analysts use the business cycle model and terminology to study and explain fluctuations in business inventory and other individual elements of corporate operations. but the term "business cycle" is still primarily associated with larger (industry-wide, regional, national, or even international) business trends.