« previous next »

Author Question: When a researcher is reasonably sure the IV was the only reason for changes observed in the DV, the ... (Read 29 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
on: Jun 20, 2018
When a researcher is reasonably sure the IV was the only reason for changes observed in the DV,
  the researcher can claim to have a high level of what?
 
  A) reliability B) external validity
  C) internal validity D) error

Question 2

Which statistic is used to test the assumption of homogeneity of variance?
 
  A) t test B) Fmax test C) F test D) Tmax test


marict

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jun 20, 2018
Answer to Question 1

Boom Correct answer

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

The enhancement effect observed by Emerson. The enhancement effect observed by Emerson.
The Crab Nebula, remnants of a supernova that was first observed around 1050 AD The Crab Nebula, remnants of a supernova that was first observed around 1050 AD
Cataract. When the pupil is dilated, an abnormal opacity or whiteness of the lens can be observed in Cataract. When the pupil is dilated, an abnormal opacity or whiteness of the lens can be observed in
Darwin observed that tortoises on islands that are arid tend to have saddle-shaped shells, allowing Darwin observed that tortoises on islands that are arid tend to have saddle-shaped shells, allowing
Observed Mother–Child Arguments at Five Time Points Over an Eight-Year Period Observed Mother–Child Arguments at Five Time Points Over an Eight-Year Period
Observed change in surface temperature from 1901 to 2012 Observed change in surface temperature from 1901 to 2012
Video: Barriers - eye structures, digestive mucosa, respiratory mucosa & genitourinary mucosa

For a complete list of videos, visit our video library