« previous next »

Author Question: The covariance will always a. be a positive number. b. be larger than the variance. c. reflect ... (Read 104 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
on: Jun 20, 2018
The covariance will always
 
  a. be a positive number.
  b. be larger than the variance.
  c. reflect the direction of the relationship.
  d. be less than 1.0.

Question 2

We can often use a Pearson correlation even when a relationship is curvilinear. This is because
 
  a. a straight line will often fit the data remarkably well.
  b. you can always calculate a correlation with any set of data.
  c. the correlation coefficient doesn't care if the relationship is curvilinear.
  d. there is no alternative.


SVictor

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
Reply #2 on: Jun 20, 2018
Thank you!


SVictor

  • Sr. Member
  • ****
  • Posts: 365
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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.

Some mangrove islands in the Florida Keys, which number in the thousands, are convenient places to t Some mangrove islands in the Florida Keys, which number in the thousands, are convenient places to t
Positive and Negative Symptoms of Schizophrenia Positive and Negative Symptoms of Schizophrenia
“Career choice” for many women means leaving their paid jobs for a number of years when they ... “Career choice” for many women means leaving their paid jobs for a number of years when they ...
The distribution of cones and rods over the human retina. The figure illustrates the number of cones ... The distribution of cones and rods over the human retina. The figure illustrates the number of cones ...
a solution is prepared in which a trace or small amount of Fe2+ is added to a much larger ... a solution is prepared in which a trace or small amount of Fe2+ is added to a much larger ...
Number writing practice 1-30 kindergarten Number writing practice 1-30 kindergarten
Video: Stress and Immune System Animation

For a complete list of videos, visit our video library