1.23 ounces/1 Ã 1 pound/16 ounces Ã 1 kilogram/2.2 pounds Ã 1,000 grams/1 kilogram. 1  All the units cancel out except for grams, so these are the units for our answer..23 ounces/1 Ã 1 pound/16 ounces Ã 1 kilogram/2.2 pounds Ã 1,000 grams/1 kilogram. 1  All the units cancel out except for grams, so these are the units for our answer.
The Fundamentals of Critical Reading and Effective Writing. Inference is a mental process by which we reach a conclusion based on specific evidence. Inferences are the stock and trade of detectives examining clues, of doctors diagnosing diseases, and of car mechanics repairing engine problems.
Quick Answer. The primary difference between an observation and an inference is that the former is experienced first-hand while the latter is based on second-hand information.