Appl Ex 5a

Application Exercise 5a: Count the balls

The correct answer is 15 passes.


  1. This will vary from group to group and school to school.


  1. Such an activity is designed to reveal people’s cognitive limitations, which means that they are likely to miss key details or important information. This casts doubt on the model of ‘homo economicus’ and the ability of people to make rational, utility maximising decisions.