This topic contains a solution. Click here to go to the answer

Author Question: For N = 20, the degrees of freedom for the test of the significance of the correlation coefficient ... (Read 81 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
For N = 20, the degrees of freedom for the test of the significance of the correlation coefficient (r) is _________.
 
  a. 20 c. 19
  b. 21 d. 18

Question 2

The sample mean is an example of _________.
 
  a. interval estimation c. confidence point
  b. point estimation d. confidence numbers



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

D

Answer to Question 2

B




torybrooks

  • Member
  • Posts: 500
Reply 2 on: Jun 19, 2018
Wow, this really help


deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

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

For a complete list of videos, visit our video library