Qestion httpiimgurcom3JOTsUvjpg fuctions httpiimgurcomQ2sYnW

Qestion: http://i.imgur.com/3JOTsUv.jpg

fuctions: http://i.imgur.com/Q2sYnW2.jpg?1

Solution

From the given information the value of coefficient of determination ( Max. of the three Functions )

= 0.9994( Function-A)

Hence Function-A to be selected for correctly defining the declining equation.