« previous next »

Author Question: Which type of bias occurs when the dependent variable is influenced by changes made in the way ... (Read 77 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?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

An example of a homeostatically controlled variable: blood levels of glucose in a human. An example of a homeostatically controlled variable: blood levels of glucose in a human.
This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p
Noid lights are usually purchased as an assortment so that one is available for any type or size ... Noid lights are usually purchased as an assortment so that one is available for any type or size ...
Structure of molybdenum-dependent nitrogenase from Azotobacter vinelandii Structure of molybdenum-dependent nitrogenase from Azotobacter vinelandii
Comparison of C-type Climates Comparison of C-type Climates
1.6 Organisms are made up of cells, each of which contains an identical set of genes. 1.6 Organisms are made up of cells, each of which contains an identical set of genes.
Video: Cardiac Cycle (Part 3 of 4)

For a complete list of videos, visit our video library