As COVID-19 became a global pandemic, Governor Kevin Stitt asked experts across Oklahoma to create models projecting how it would affect the state. One of those models came from a team at OSU, which included Mindy McCann, head of the Department of Statistics. She joined us to talk about the difficulty of making predictions about COVID-19, how much confidence we should have in the data, what it shows about the effectiveness of masks, and the importance of critical thinking.