« previous next »

Author Question: The first decision for selecting subjects for an experiment is: a. deciding how particular ... (Read 53 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Aug 13, 2018
The first decision for selecting subjects for an experiment is:
 
  a. deciding how particular members of the target population will be selected
  b. deciding on the target population
  c. threats to internal validity
  d. threats to external validity

Question 2

Which of the following statements is accurate?
 
  a. to guard against the Hawthorne effect in medical research, scientists will give a placebo to the experimental group
  b. to guard against the Hawthorne effect in medical research, scientists will give the experimental group the independent variable
  c. to guard against the Hawthorne effect in medical research, scientists will give a placebo to the control group
  d. there is no way to guard against the Hawthorne effect in medical research


DylanD1323

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Aug 13, 2018
Answer to Question 1

b

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Stanley Miller 1953 Experiment Stanley Miller 1953 Experiment
Chuckwalla body lengths at the end of a laboratory rearing experiment Chuckwalla body lengths at the end of a laboratory rearing experiment
Messelson-Stahl Experiment Messelson-Stahl Experiment
Model of a nursing clinical decision support system Model of a nursing clinical decision support system
Ethical Decision-Making Model Cont Ethical Decision-Making Model Cont
The Lederberg–Zinder experiment using Salmonella The Lederberg–Zinder experiment using Salmonella
Video: Virtual Enzyme Kinetics & Lineweaver Burk Plot

For a complete list of videos, visit our video library