Author Question: Which type of bias occurs when the dependent variable is influenced by changes made in the way ... (Read 78 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
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
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


 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

For a complete list of videos, visit our video library