for the following set of data find an appropriate regression equation (linear, exponential, or logarithmic) state your reason x: 1,2,3,4,5 y: 112,114, 119, 122, 129

Question

bahrom7893 · Answer

hey can u plot it again? I will show you what to do, I know why you couldnt see it earlier. x is only 1,2,3,4,5 and y is over 100!

anonymous · Answer

ok

bahrom7893 · Answer

okay so now go to window

anonymous · Answer

ok

bahrom7893 · Answer

now tell me what values you see there

anonymous · Answer

i put zero in the x min and y min on accident just right now..

bahrom7893 · Answer

no its fine, here are the values that you need:
xmin = 0
xmax = 6
xscl = 1
ymin = 90
ymax = 140
yscl = 1

bahrom7893 · Answer

set it to those values and BAM, you can see the points perfectly!

anonymous · Answer

okay now after that what do i do?

bahrom7893 · Answer

now try linear regression line!

bahrom7893 · Answer

I'd say exponential regression line is better.

anonymous · Answer

i tried linear and exponential i think they are the same?

bahrom7893 · Answer

no exponential is better.

anonymous · Answer

howcoem

bahrom7893 · Answer

Okay can you go on twiddla so that I can explain.

bahrom7893 · Answer

http://www.twiddla.com/495960