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

Author Question: Francis Galton asked his participants to identify other twins who might want to participate in his ... (Read 74 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
Francis Galton asked his participants to identify other twins who might want to participate in his study. This technique is called __________.
 
  a. random assignment
  b. friend sampling
  c. the ripple effect
  d. snowball sampling

Question 2

What is the most common research method for answering the nature-versus-nurture question about genetics and the environment?
 
  a. a twin study
  b. a friend study
  c. a neighbor study
  d. an extended family study



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

upturnedfurball

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

Answer: D: snowball sampling

Answer to Question 2

Answer: A: a twin study





 

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

For a complete list of videos, visit our video library