Observation: Mr. Ripplinger is wearing a crazy bow tie.
Inference: Mr. Ripplinger loves Mismatch Day at FHMS. (reasonable)
Inference: Mr. Ripplinger has a large collection of random bow ties. (unreasonable)
Excellent Unreasonable Inference Example from class: Mr. Ripplinger works part-time after school as a clown.
Make sure you know the difference between observations and inferences (reasonable and unreasonable).