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

Author Question: What can be done to minimize the effects of selection in experiments that have only one group? a. ... (Read 66 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jun 19, 2018
What can be done to minimize the effects of selection in experiments that have only one group?
 
  a. make the study easier to complete
  b. compare the subjects to a group that is their own age and stage of development
  c. measure the subjects on several variables whose norms are known
  d. start with a larger group so that drop-outs are not a problem

Question 2

In a study of caloric intake on weight loss, the number of pounds lost (or gained) is the independent variable.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jun 19, 2018
Answer to Question 1

C
By measuring several variables in the subjects, the researcher will know what kind of subjects the treatment works for (assuming the treatment is successful).

Answer to Question 2

F


mia

  • Member
  • Posts: 564
Reply 2 on: Jun 19, 2018
Gracias!

tranoy

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Health effects of Caffeine Health effects of Caffeine
Treatment of Depression with Ketamine The graph shows the effects of ketamine on symptoms of depress Treatment of Depression with Ketamine The graph shows the effects of ketamine on symptoms of depress
Summary of Parkinson’s disease effects. Summary of Parkinson’s disease effects.
The two skills of the element Selection of Alternatives The two skills of the element Selection of Alternatives
Monophyletic vs. paraphyletic group Monophyletic vs. paraphyletic group
Sexual Selection: Stalk-Eyed Flies Sexual Selection: Stalk-Eyed Flies
Video: Cardiac conductile cells

For a complete list of videos, visit our video library