transforming graphs

[kriptik]

if i wanted to transform a graph and if there are options for it, which one do i have to check for the most suitability, r value or r^2 value?

regards

[Albeno69]

if i wanted to transform a graph and if there are options for it, which one do i have to check for the most suitability, r value or r^2 value?

regards

this explains what to use for witch graphs i put this in my note book i think there a definite to be on a sac and exam.

[kriptik]

so do we need to use both r and r^2 values to find the most suitable one?

[Albeno69]

so do we need to use both r and r^2 values to find the most suitable one?

na those picture just tell you witch one are most suitable like you may need to use both to see witch one linierises the data better. it will vary on the data provided.

[crayolé]

We use the r^2 value ;]

You have to try each one that suits its shape and see which one gets the highest r^2 value

[Albeno69]

well yea but in a exam i doubt that they would say use x^2 transformation they will ask you witch is best and ext