+0  
 
0
285
3
avatar+4690 

Help.

 Jan 3, 2018
 #1
avatar+96055 
+1

None of these really model the data very well

 

The closest would be the first answer

 

A better  answer  would be this cubic

 

y  =  .5x^3 -6.0952x^2 +18.4048x +2.2857

 

I generated this here :  https://planetcalc.com/5992/

 

 

cool cool cool

 Jan 3, 2018
 #2
avatar+4690 
0

Here's the answer choices some were cut off..

 Jan 3, 2018
 #3
avatar+96055 
0

The first is still the best.....but not very good...!!!

 

 

cool cool cool

 Jan 3, 2018

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