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What is significance of correlation?

Anonymous

∙ 15y ago

Updated: 12/23/2022

it shows any pattern that may emerge in any given set of date, this includes a positive or negative correlation.

positive where a gradient goes from low to high

negative where a gradient goes from high to low

Wiki User

∙ 15y ago

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Continue Learning about Math & Arithmetic

What serves as standard of comparison to evaluate effect of the independent variable on dependent variable?

The correlation coefficient, plus graphical methods to verify the validity of a linear relationship (which is what the correlation coefficient measures), and the appropriate tests of the statisitical significance of the correlation coefficient.

What is the significance of using coefficient of correlation as a statistical tool of analysis?

It tells you how strong and what type of correlations two random variables or data values have. The coefficient is between -1 and 1. The value of 0 means no correlation, while -1 is a strong negative correlation and 1 is a strong positive correlation. Often a scatter plot is used to visualize this.

What is a sample correlation?

If measurements are taken for two (or more) variable for a sample , then the correlation between the variables are the sample correlation. If the sample is representative then the sample correlation will be a good estimate of the true population correlation.

What is a Correlation coefficient of 0.00457?

Evidence that there is no correlation.

What are the trends of a line?

They can be positive correlation, negative correlation or no correlation depending on 'line of best fit'

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