« previous next »

Author Question: Which type of bias occurs when the dependent variable is influenced by changes made in the way ... (Read 25 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
on: Jul 8, 2018
Which type of bias occurs when the dependent variable is influenced by changes made in the way variables are measured?
 
  a. Threat of history
  b. Threat of instrumentation
  c. Threat of maturation
  d. Threat of selection bias

Question 2

In which type of designs do neither subjects nor individuals administering the treatments know if subjects are receiving experimental interventions or the standard of care?
 
  a. Double-blind experimental
  b. Longitudinal (prospective)
  c. Quasi-experimental
  d. Nonexperimental


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 8, 2018
Answer to Question 1

b. Threat of instrumentation

Answer to Question 2

a. Double-blind experimental


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jparksx

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 8, 2018
Correct answers!


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #3 on: Jul 8, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

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

Examples of the results of sexual selection, a type of natural selection. Examples of the results of sexual selection, a type of natural selection.
The Movius line separates regions of the world where Acheulean hand axes were made from regions wher The Movius line separates regions of the world where Acheulean hand axes were made from regions wher
A noose hanging from a “Liberty Tree” reveals this artist’s bias: The “tar-and-feathering” of a Brit A noose hanging from a “Liberty Tree” reveals this artist’s bias: The “tar-and-feathering” of a Brit
A typical distributor-type diesel injection pump showing the pump, lines, and fuel filter. A typical distributor-type diesel injection pump showing the pump, lines, and fuel filter.
a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ... a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ...
Andean-Type Mountain Building Andean-Type Mountain Building
Video: Atrophy

For a complete list of videos, visit our video library