Tag Archives: Michael Petrilli

About those PISA scores…

Here are PISA scores for 15-year-olds as typically presented by politicians. When you see these, it’s easier for Americans to be more alarmist (oh no, others are ahead of us!).

Average scores

AveragePISAscores 

Percentage of high scorers

 PercentagePISAhighscorers

But we also should look at the data another way.

Number of high scorers

NumberPISAhighscorers

Our size benefits us, and we need to remember that too. [of course we have many more LOW scorers as well…]

More data at American Achievement in International Perspective.


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