Author Question: A correlation between two interval/ratio variables is measured using the _____ coefficient, and a ... (Read 108 times)

imowrer

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A correlation between two interval/ratio variables is measured using the _____ coefficient, and a correlation between two nominal variables is measured using the _____ coefficient.
 
  a. Pearson product-moment correlation; phi coefficient
  b. Spearman rank-order correlation; Pearson product-moment correlation
  c. phi; Spearman rank-order correlation
  d. Pearson product-moment correlation; point-biserial correlation

Question 2

A correlation between two interval/ratio variables is measured using the _____ coefficient, and a correlation between one interval/ratio variable and one nominal variable is measured using the _____ coefficient.
 
  a. Pearson product-moment correlation; Spearman rank-order correlation
  b. Spearman rank-order correlation; Pearson product-moment correlation
  c. phi; Spearman rank-order correlation
  d. Pearson product-moment correlation; point-biserial correlation



af

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Answer to Question 1

a

Answer to Question 2

d



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