« previous next »

Author Question: A researcher is conducting a study in which a treatment group is compared to a no-treatment control ... (Read 92 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
on: Jun 19, 2018
A researcher is conducting a study in which a treatment group is compared to a no-treatment control group. The treatment group is tested in the lab and the control group is tested in a classroom. Time is likely to be a threat to the internal validity of the study.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Larger surveys and controlled studies generally employ nonprobability sampling techniques.
 
  a. True
  b. False
  Indicate whether the statement is true or false


Sammyo

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jun 19, 2018
Answer to Question 1

False

Answer to Question 2

False


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Obstetrical sonography and fetometry. (a) The procedure is performed in a clinical setting. The inst Obstetrical sonography and fetometry. (a) The procedure is performed in a clinical setting. The inst
Negative feedback control of the female reproductive hormones Negative feedback control of the female reproductive hormones
With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ... With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ...
Drugs Used in the Treatment of Peptic Ulcer Disease (PUD) and GERD Drugs Used in the Treatment of Peptic Ulcer Disease (PUD) and GERD
Evolution of Treatment for Mental Disorders Evolution of Treatment for Mental Disorders
Hyperbaric Oxygen Chamber Used in the Treatment of Decompression Illness Hyperbaric Oxygen Chamber Used in the Treatment of Decompression Illness
Video: Brain Lobes Animation

For a complete list of videos, visit our video library