This topic contains a solution. Click here to go to the answer

Author Question: Why is a control group necessary for intervention trials? ... (Read 54 times)

clippers!

  • Hero Member
  • *****
  • Posts: 828
Why is a control group necessary for intervention trials?

Question 2

Bile is secreted by the
 
 A. pancreas.
  B. stomach.
  C. small intestine.
  D. gallbladder.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lauravaras

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

The control group provides the comparison that can be used
to verify that the treatment/intervention has resulted in any
changes observed.

Answer to Question 2

D




clippers!

  • Member
  • Posts: 828
Reply 2 on: Aug 20, 2018
Thanks for the timely response, appreciate it


bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

For a complete list of videos, visit our video library