Author Question: In an experiment comparing two treatments, the researcher assigns participants to treatment ... (Read 96 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
In an experiment comparing two treatments, the researcher assigns participants to treatment conditions so that each condition has 15 seven-year-old children and 10 eight-year-old children. For this study, what method is being used to control participant age?
 
  a. randomization
 b. matching
 c. holding constant
 d. limiting the range

Question 2

The best estimate of a population parameter is the ____.
 
  a. standard error
 b. sample statistic
 c. sample parameter
  d. standard statistic



GCabra

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

For a complete list of videos, visit our video library