Author Question: In an experiment comparing two treatments, the researcher assigns participants to treatment ... (Read 83 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?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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.

For a complete list of videos, visit our video library