« previous next »

Author Question: A __________ correlation coefficient means that decreases in X are associated with decreases in Y; a ... (Read 80 times)

ashley

  • Hero Member
  • *****
  • Posts: 584
on: Jun 20, 2018
A __________ correlation coefficient means that decreases in X are associated with decreases in Y; a __________ correlation coefficient means that decreases in X are associated with increases in Y.
 
  a. positive; negative
  b. zero; negative
  c. negative; positive
  d. positive; zero

Question 2

In a recent study, Mary found a correlation coefficient of .83 between the two variables, foot size and score on the math final. She concludes that these two variables have a strong ________ correlation.
 
  a. negative
  b. positive
  c. binary
  d. continuous


kmb352

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Jun 20, 2018
Answer to Question 1

a

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ashley

  • Hero Member
  • *****
  • Posts: 584
Reply #2 on: Jun 20, 2018
Thank you


kmb352

  • Sr. Member
  • ****
  • Posts: 319
Reply #3 on: Jun 20, 2018
No problem :)


« previous next »
 

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Correlation between Celsius and Fahrenheit Scales Correlation between Celsius and Fahrenheit Scales
Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
Gangrene of the toes and foot as a result of an infection often means eventual amputation. Gangrene of the toes and foot as a result of an infection often means eventual amputation.
IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br
Scatterplots of Variables Having Several Different Levels of Correlation Scatterplots of Variables Having Several Different Levels of Correlation
In the reaction C(s) + O2(g) CO2(g) carbon is __________. In the reaction C(s) + O2(g) CO2(g) carbon is __________.
Video: Role of ATP in muscle movement

For a complete list of videos, visit our video library