An online survey of CFA Institute members was conducted to gather feedback on market sentiment, performance, and market integrity issues in October 2013. Members were asked to indicate the most needed action to improve investor trust and market integ-rity. The survey results were as follows:

a. Construct a bar chart, a pie chart, and a Pareto chart.
b. Which graphical method do you think is best for portraying these data?
c. What conclusions can you reach concerning the most needed action to improve investor trust and market integrity?

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Most Needed Action Percentage ( % ) Improved regulation and oversight of global systemic risk Improved transparency of financial 29% 21% reporting and other corporate disclosures Improved corporate governance practices Improved enforcement of existing laws 17% 16% 11% and regulations Improved market trading rules on transparency and frequency of trades Improved auditing practices and standards Source: Data extracted from efaisPxR8Bh.html 6%