**Appendix C. Cognitive Reflection Test Categorization**

$$\begin{array}{l|lll} \text{Intuitive} & = & 1 & \text{if } Q1 = 10 \text{ \& } Q2 = 100 \text{ or } Q1 = 10 \text{ \& } Q3 = 24 \text{ or } Q2 = 100 \text{ \& } Q3 = 24\\ & = & 0 & \text{Otherwise} \end{array}$$

$$\begin{array}{l|lll} \text{Refractive} & = & 1 & \text{if } Q1 = 5 \text{ \& } Q2 = 5 \text{ or } Q1 = 5 \text{ \& } Q3 = 47 \text{ or } Q2 = 5 \text{ \& } Q3 = 47\\ & = & 0 & \text{Otherwise} \end{array}$$

$$\begin{array}{l|lll} \text{Residual} & = & 1 & \text{if } Intulative = 0 \text{ \& } ReLUive = 0\\ & = & 0 & \text{Otherwise} \end{array}$$
