« previous next »

Author Question: An experiment in which the participants do not know whether they are receiving the treatment or ... (Read 53 times)

neverstopbelieb

  • Hero Member
  • *****
  • Posts: 534
on: Aug 20, 2018
An experiment in which the participants do not know whether they are receiving the treatment or placebo but the scientists do is called a
 
 A. disorganized study.
  B. double-blind study.
  C. single-blind study.
  D. cause and effect study.

Question 2

At times, control subjects may experience an apparent effect of the study treatment even though they did not receive any treatment. This phenomenon is called
 
 A. the placebo effect.
  B. a biased outcome.
  C. the control effect.
  D. a blinded outcome.


rnehls

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Aug 20, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Experiment on newt embryos that led to the discovery of Spemann's organizer. Experiment on newt embryos that led to the discovery of Spemann's organizer.
The Hershey-Chase Experiment p2 The Hershey-Chase Experiment p2
Miller-Urey Experiment Updated Miller-Urey Experiment Updated
Municipal Water Treatment Plant Municipal Water Treatment Plant
Step-Wise Treatment of Asthma in Children > 12 Years of Age and Adults Step-Wise Treatment of Asthma in Children > 12 Years of Age and Adults
Redi Experiment Redi Experiment
Video: Effect of the environment on coat color in the Himalayan rabbit Animation

For a complete list of videos, visit our video library