eg: Bethany made an inference about the contents inside the wrapped gift based on the sound it made when she shook it.
The definition of inference is an educated guess made through observation. An example of inference is a scientist guessing at the result of an experiment using things he's already learned.
1) population demographic. 2) the price of related goods. 3) the taste and preference. 4) the income if the consumer. 5)Expectations of future changes in price.
