Author Question: The Pearson correlation coefficient is used . a. to quantify the relationship between two ... (Read 39 times)

mspears3

  • Hero Member
  • *****
  • Posts: 586
The Pearson correlation coefficient is used .
 
  a. to quantify the relationship between two variables in a one-variable distribution
  b. to determine the amount of variability in a set of scores
  c. when pairs of scores achieve either interval or ratio measurement
  d. to test a null hypothesis about the means in a bivariate distribution

Question 2

The numerator in the formula for calculating a variance is called a .
 
  a. sum of squares
  b. differences squared
  c. squared sums
  d. squared differences



durant1234

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

For a complete list of videos, visit our video library