Author Question: A researcher gives half of her participants a new anti-anxiety pill and the other half a placebo ... (Read 111 times)

lb_gilbert

  • Hero Member
  • *****
  • Posts: 588
A researcher gives half of her participants a new anti-anxiety pill and the other half a placebo pill. She does not tell participants whether they have received an active treatment pill or a sugar pill. This is an example of what type of study?
 
  a. a prospective study
  b. a single-blind study
  c. a double-blind study
  d. a observational study

Question 2

A subject in your study correctly assumes that you are interested in whether people behave in a prejudicial way towards people of a homosexual orientation. She then goes out of her way to act friendly and nice. This represents an example of ______________
 
  a. the placebo effect
  b. participant bias
  c. error
  d. experimenter bias


pocatato

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

Answer: b

Answer to Question 2

Answer: b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

For a complete list of videos, visit our video library