Author Question: A two-sample t-test would be appropriate for which of the following directional hypotheses? a. ... (Read 77 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
A two-sample t-test would be appropriate for which of the following directional hypotheses?
 
  a. H1: M1  M2
  b. H1: 1  2
  c. H1: 1 > 2
  d. H1: M1 > M2

Question 2

If a statistical test yields a p = .004, this means that:
 
  a. The probability is 4 in 100 that the research hypothesis is true
  b. The probability is 4 in 1,000 that the research hypothesis is true
  c. The probability is 4 in 100 that the null hypothesis is true
  d. The probability is 4 in 1,000 that the null hypothesis is true



Dominic

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

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

For a complete list of videos, visit our video library