JAMB - Economics (2008 - No. 3)
If the increase in the price of yams is used to estimate the inflation rate, this is an example of
deductive reasoning
inductive reasoning
normative reasoning
positive reasoning
توضيح
Inductive reasoning is a method of logical thinking in which you use observations combined with experiential information you already know to arrive at a conclusion.
Inductive reasoning makes broad generalizations from specific observations. From the question, the price of yam (specific observation), is used to make a broad conclusion / generalization (Inflation)