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 91 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?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

For a complete list of videos, visit our video library