| Advanced Math | 
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	 	| Question : | 
	 
	 
	 		| What is 'Interpolation' ? | 
 
	  
	 	| Answer :
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	 		| It is a verb meaning , filling in the intermediate terms of a series of numbers or to insert the intermediate terms 
			of a series. | 
	 
	 		| Interpolation is estimation of a value between two known data points. | 
	 
	 
	 		| A simple example is calculating the mean of two population counts made 10 years apart to estimate the population in the fifth year. |