When should the Spearman correlation coefficient be preferred to the Pearson cor

Question

When should the Spearman correlation coefficient be preferred to the Pearson correlation coefficient?

When there is a need to determine a regression coefficient.

When two nominal variables are being measured.

When an ordinal and a ratio variable are being measured.

When calculating the coefficient of determination.

When there is a need to determine a regression coefficient.

When two nominal variables are being measured.

When an ordinal and a ratio variable are being measured.

When calculating the coefficient of determination.

Explanation / Answer

here as spearman correlation is a non paramteric test whcih is being used when data is ordianl or continuous

hence corect option is:

When an ordinal and a ratio variable are being measured.

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