Guidelines

What is considered a strong correlation?

What is considered a strong correlation?

The relationship between two variables is generally considered strong when their r value is larger than 0.7. The correlation r measures the strength of the linear relationship between two quantitative variables.

Is 0.4 A strong correlation?

The sign of the correlation coefficient indicates the direction of the relationship. For this kind of data, we generally consider correlations above 0.4 to be relatively strong; correlations between 0.2 and 0.4 are moderate, and those below 0.2 are considered weak.

Is 0.53 A strong correlation?

Values between 0.3 and 0.7 (-0.3 and -0.7) indicate a moderate positive (negative) linear relationship via a fuzzy-firm linear rule. Values between 0.7 and 1.0 (-0.7 and -1.0) indicate a strong positive (negative) linear relationship via a firm linear rule.

Is 0.57 A strong correlation?

A correlation of –1 means the data are lined up in a perfect straight line, the strongest negative linear relationship you can get. Most statisticians like to see correlations beyond at least +0.5 or –0.5 before getting too excited about them.

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What is a moderately strong correlation?

A correlation coefficient of . 10 is thought to represent a weak or small association; a correlation coefficient of . 30 is considered a moderate correlation; and a correlation coefficient of . 50 or larger is thought to represent a strong or large correlation.

Is 0.49 A strong correlation?

High degree: If the coefficient value lies between ± 0.50 and ± 1, then it is said to be a strong correlation. Moderate degree: If the value lies between ± 0.30 and ± 0.49, then it is said to be a medium correlation. Low degree: When the value lies below + . 29, then it is said to be a small correlation.

Is a .5 correlation strong?

Correlation coefficients whose magnitude are between 0.5 and 0.7 indicate variables which can be considered moderately correlated. Correlation coefficients whose magnitude are between 0.3 and 0.5 indicate variables which have a low correlation.

Is 0.83 A strong correlation?

A coefficient of correlation of +0.8 or -0.8 indicates a strong correlation between the independent variable and the dependent variable. An r of +0.20 or -0.20 indicates a weak correlation between the variables. When the coefficient of correlation is 0.00 there is no correlation.

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Is 0.07 A strong correlation?

For a natural/social/economics science student, a correlation coefficient higher than 0.6 is enough. Correlation coefficient values below 0.3 are considered to be weak; 0.3-0.7 are moderate; >0.7 are strong.