1. What type of data do surveys gather? What drawbacks might you expect to encounter when using a survey? Explain.
2. “To be a sociologist, one had to develop a sociological imagination.” Elaborate this statement with your own opinions.
3. C&A is making steel rods with an average diameter of 1 mm. The process has a standard deviation of 0.2 mm. The upper and lower specification limits are 1.2 mm and 0.8 mm respectively. What is the probability that the rod’s diameter will either be too wide or too narrow?