Is text in boldface part of the problem as presented to the persons being tested? If it isn’t, I’m not surprised 23% of the population got it wrong, because I got it wrong the first time I saw it, and I’m mathematically sophisticated.
The boldface was part of the problem presented to participants. It is a famous question because so many people get it wrong.
Is text in boldface part of the problem as presented to the persons being tested? If it isn’t, I’m not surprised 23% of the population got it wrong, because I got it wrong the first time I saw it, and I’m mathematically sophisticated.
The boldface was part of the problem presented to participants. It is a famous question because so many people get it wrong.