Author Question: A correlation between two interval/ratio variables is measured using the _____ coefficient, and a ... (Read 107 times)

imowrer

  • Hero Member
  • *****
  • Posts: 514
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

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

a

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

For a complete list of videos, visit our video library