A recent news release published by Ars Technica, LLD presented the results of a study concerning the world and domestic market share for the major manufacturers of personal computers (PCs). The file titled PCMarket contains a sample that would produce the market shares alluded to in the article and the highest academic degrees achieved by the owners of those PCs.
a. Determine the probability that the person had achieved at least a bachelor’s degree and owns a Dell PC.
b. If a randomly selected person owned a Dell PC, determine the probability that the person had achieved at least a bachelor’s degree.
c. Consider these two events: (1) At least a bachelor’s degree and (2) Owns a Dell PC. Are these events independent, dependent, or mutually exclusive? Explain.