This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Suppose you come across an experiment or observational study in which a random sample was not used. ... (Read 60 times)

joe

  • Hero Member
  • *****
  • Posts: 627
on: Jul 24, 2018
Suppose you come across an experiment or observational study in which a random sample was not used. To what extent can (should) the results be extended to a larger population?

Question 2

What is the main purpose of using random assignment in experiments?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kxciann

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 24, 2018
Answer to Question 1

IT DEPENDS ON THE EXTENT TO WHICH THE PARTICIPANTS IN THE STUDY ARE REPRESENTATIVE OF THAT LARGER POPULATION IN TERMS OF THE VARIABLES BEING STUDIED. THIS CAN BE SERIOUS ENOUGH TO NEGATE THE CONCLUSIONS ALTOGETHER.

Answer to Question 2

TO EVEN OUT CONFOUNDING VARIABLES ACROSS TREATMENTS AND OPEN UP THE POSSIBILITY FOR A CAUSE AND EFFECT CONCLUSION.


joe

  • Member
  • Posts: 627
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Self-Esteem in a Longitudinal Sample Self-Esteem in a Longitudinal Sample
Sample equipment maintenance log. Sample equipment maintenance log.
A Mental Model of the Craftsman Experiment A Mental Model of the Craftsman Experiment
Sample prescriptions of drugs for oral fungal infections. Sample prescriptions of drugs for oral fungal infections.
Sample Daily Log For Holistic Self-Care Plan. Sample Daily Log For Holistic Self-Care Plan.
Transmission genetics began with the study of pea plants. Transmission genetics began with the study of pea plants.
Video: Interview with an Anorexic Woman (Part 1 of 2)

For a complete list of videos, visit our video library