This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When testing the statistical significance of a correlation coefficient, the null hypothesis states ... (Read 190 times)

HCHenry

  • Hero Member
  • *****
  • Posts: 591
on: Jun 20, 2018
When testing the statistical significance of a correlation coefficient, the null hypothesis states
 
  a. p = 0, the population correlation is zero.
  b. p = +1.00 or -1.00, the population correlation is +1.00 or -1.00.
  c. r = 0, the sample correlation is zero.
  d. r = +1.00 or -1.00 the sample correlation is +1.00 or -1.00.

Question 2

List five threats to the internal validity of an experimental design.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amandalm

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

History, maturation, instrumentation, regression, and selection bias


HCHenry

  • Member
  • Posts: 591
Reply 2 on: Jun 20, 2018
Wow, this really help

isabelt_18

  • Member
  • Posts: 342
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Change in Emotional States During Adolescence Average emotional state becomes teadilyi more negativ Change in Emotional States During Adolescence Average emotional state becomes teadilyi more negativ
Typical ignition timing map developed from testing and used by the vehicle computer to provide the ... Typical ignition timing map developed from testing and used by the vehicle computer to provide the ...
The positive correlation between the ability of various neuroleptics to bind to D2 receptors and ... The positive correlation between the ability of various neuroleptics to bind to D2 receptors and ...
Testing motor function of cranial nerve VII - Puff cheeks Testing motor function of cranial nerve VII - Puff cheeks
Testing the biceps reflex Testing the biceps reflex
Table - Correlation Analysis Table - Correlation Analysis
Video: Male Reproductive System - Testosterone

For a complete list of videos, visit our video library