Correlation analysis is mostly used to determine whether a cause-effect relationship exists between two variables.
We have,
A statement to check which analysis is used by researcher,
So,
We know that,
The experimental method is the only method to attribute a cause and effect relationship as the researcher will hold one variable constant and 'experiment' with the other variable to see the effect.
Hence this is not upto the mark of given statement.
Now,
Regression analysis is used to determine the effect of one variable on the other.
Now,
We also know that,
Correlation analysis is mainly conducted by a researcher to determine whether a relationship exists between variables or not.
So,
The above mentioned statement satisfy the given statement.
Hence, we can say that the Correlation analysis is mostly used to determine whether a cause-effect relationship exists between two variables.
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