Author Question: In experimental design syntax, _______________ represents the exposure of a test group to an ... (Read 84 times)

bobbie

  • Hero Member
  • *****
  • Posts: 592
In experimental design syntax, _______________ represents the exposure of a test group to an experimental treatment.
 a. E d. X
  b. O e. the subscript of O
  c. R

Question 2

A researcher must calculate the population mean to calculate the confidence intervals.
 
 Indicate whether the statement is true or false



tkempin

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

D
X represents the exposure to an experimental treatment; O refers to an observation; and R indicates random assignment to a treatment.

Answer to Question 2

F
A researcher must calculate the sample mean to calculate the confidence intervals.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

For a complete list of videos, visit our video library