Author Question: The slope of the regression line a. may never be negative b. may never be greater than +1.00 c. ... (Read 35 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
The slope of the regression line
 
  a. may never be negative
  b. may never be greater than +1.00
  c. may never be greater than the correlation value
  d. none of these

Question 2

Degrees of freedom for Pearson's r can be calculated using
 
  a. N-1, where N is the number of values in the data set.
  b. N-1, where N is the number of pairs of values in the data set.
  c. N-2, where N is the number of values in the data set.
  d. N-2, where N is the number of pairs of values in the data set.



yifu223

  • Sr. Member
  • ****
  • Posts: 302
Answer to Question 1

d

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library