By the Numbers

Subgroup Size

Entire group


15 minutes

External Cost


Lesson Plan


Thiagarajan, S. (2015, April 3). By the numbers. The Thiagi group: Improving performance playfully.


Version also available in:

Thiagarajan, S., & Tagliati, T. (2011). Jolt 2—By the numbers. In Jolt! Activities to wake up and engage your participants (pp. 53-56). Pfeiffer.

As a result of this activity, participants will be able to: 1. Understand the relationship between stereotypes, beliefs, and perceptions. 2. Explore the limitations of inductive thinking, including confirmation bias.