a-graph-shows-a-correlation-between-ice-cream-sales-and-drowning-incidents-what-

Question

A graph shows a correlation between ice cream sales and drowning incidents. What potential pitfalls might this graph have, and how can they be addressed?

Accepted Answer

Omitted variable bias; consider the effect of temperature.

Answer

No pitfalls; the graph is accurate.

Answer

Omitted variable bias; consider the effect of ice cream flavor.

Answer

Reverse causality; ice cream sales cause drowning.