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You cannot. Or rather, you should not.

You do not know if the relationship is linear or something else. A scatter graph is the best way to establish the nature of the relationship. For example, the correlation between x and y, when y = x2 between, say, -4 and +4 is zero (because of symmetry). That would lead you to conclude that there was no relationship. You could not be more incorrect!

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12y ago

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Related Questions

What graphs can you use to measure correlation?

A scatter graph can be used to establish whether or not there is correlation and to get an approximate idea as to its strength. But no graph will actually measure correlation.


What graphical technique should be used to display a correlation?

A scatter plot is a graphical technique commonly used to display correlations between two variables. It allows you to visually observe the relationship between the variables and assess the strength and direction of the correlation.


How is a scatter plot that shows no correlation different from a scatter plot that has a negative corrrelation?

A scatterplot with no correlation means that there is no relation between the two categories, a negative correlation means that the two categories have a relationship that as one gets greater the other gets smaller


How do you read a scatter graph?

Scatter-plot shows correlation between two different variables (one on the y-axis, the other on x-axis). If there is linear correlation, the scatter-points form a straight line from zero (origo) to some direction. The more cloud-like distribution the scatter-plot does have, the less those variables in question have correlation or dependence with each other.


Is it possible to make a prediction based in a scatter plot with no correlation?

Correlation is an estimate of a linear relationship between two variables and takes no account of non-linear relationship. If the relationship is quadratic and the domain is symmetric about some point, the correlation will be zero. It is, thus possible for the points on the scatter plot to lie exactly on a parabola while the calculated correlation is zero. In such a case, it is easy to make a prediction despite no correlation.


What does it means to have a correlation in a scatter plot?

A correlation exists in a scatter plot if there is a general trend in the outputs as inputs increase. If the outputs generally increase in value, then there is a positive correlation. If the outputs generally decrease in value, then there is a negative correlation.


What kind diagram is used to graph two-variable data for correlation analysis?

A scatter plot.A scatter plot.A scatter plot.A scatter plot.


Is there a positive correlation a negative correlation or no correlation in the scatter plot Scatter Plot in Link httpi1158photobucketcomalbumsp615Connie1009untitledpng?

Can you split the name of this up somehow when you resubmit your question, so that an answerer can attempt to use the search facility on photobucket.com?


In a no correlation scatter plot if one variable is increasing what is the other variable doing?

If in fact, as you have said, there is no correlation between the variables, then neither one cares what the other is doing, and the question has no answer.


What are pairs of scores from a correlational study usually plotted on?

Pairs of scores from a correlational study are usually plotted on a scatter plot. This allows researchers to visualize the relationship between the variables and assess the strength and direction of the correlation.


When do you use a scatterplot?

Scatter plots are used to investigate a possible correlation between two variables that are associated with the same “event.”


What is a correlation on a scatter graph in maths?

it is the line in the middle of the crosses