Russian Presidential Vote
In the 2012 Russian presidential election, 45,513,001 people voted for Vladimir Putin, 12,288,624 voted for Gennady Zyuganov, and 12,885,159 voted for other candidates.
(Source: Central Election Commission of the Russian Federation)
a. What percentage of voters chose Vladimir Putin?
b. Would it be inappropriate to find a confidence interval for the proportion of voters choosing Putin? Why or why not?