Can you answer this question correctly?

If this stumped you, you've got a lot of company.

Only 24 percent of Americans correctly identified Janet Yellen as head of the U.S. Federal Reserve Board in a national survey, according to the Pew Research Center.

John Roberts, the chief justice of the U.S. Supreme Court, got 5 percent of the votes. Alan Greenspan, who retired as Fed chair in 2006, got 17 percent.

Here's the full quiz, if you're interested.

It's probably for the best that we don't know how many Minnesotans would be able to identify Narayana Kocherlakota as president of the Federal Reserve Bank of Minneapolis.