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Mathematics 20 Online
OpenStudy (anonymous):

Please Help Me!!! Will Medal!!! The scatterplot shows data points for two variables, x and y.

OpenStudy (anonymous):

OpenStudy (anonymous):

i think 0.9

OpenStudy (anonymous):

Could you please check I don't want to get this wrong.

OpenStudy (anonymous):

i am confused between 0.9 and 0.4

OpenStudy (anonymous):

How do you do scatter graphs?

OpenStudy (anonymous):

@Zealous , simply plot x and y from the given table

OpenStudy (anonymous):

Thanks so much(:

OpenStudy (anonymous):

@Arnab09 Oh, I see. So it's like linear? I think this question is above my level x.x

OpenStudy (anonymous):

correlation co efficient simply determines the linear dependence between the two variables x and y, when x and y are scattered randomly, we assume there is no linear dependence between x and y, so correlation co-efficient is 0, when y increases completely linearly with increase of y, correlation coefficient= 1, when y decreases linearly with increase of x, correlation coefficient=-1, rest lies in between, @Zealous

OpenStudy (anonymous):

@Arnab09 Thanks for explaining to me, but I haven't learn it yet so I'm really confused. I really appreciate your answer though :)

OpenStudy (anonymous):

you are welcome! :)

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