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

Author Question: True or False When either test can be applied to the same data, the z-test for comparing the means ... (Read 59 times)

chads108

  • Hero Member
  • *****
  • Posts: 507
True or False When either test can be applied to the same data, the z-test for comparing the means of two independent samples is preferable to the unequal-variances t-tests, especially when doing the test with computer assistance.
  Indicate whether the statement is true or false

Question 2

True or False The number of degrees of freedom associated with the unequal-variances t-test for comparing the means of two independent samples is n1 + n2 - 2.
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Swizqar

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

F

Answer to Question 2

F




chads108

  • Member
  • Posts: 507
Reply 2 on: Jun 24, 2018
Excellent


mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

For a complete list of videos, visit our video library