« previous next »

Author Question: When placing participants into conditions or groups for a study, researchers should use to ensure ... (Read 23 times)

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
on: Jul 13, 2018
When placing participants into conditions or groups for a study, researchers should use to ensure each participant has equal probability of being placed into each group.
 
  a. external validity
  b. systematic sampling
  c. random sampling
  d. random assignment

Question 2

Brooke is investigating exercise habits among college students. Brooke has asked students to indicate the number of times they workout each week. To investigate exercise, Brooke is using a(n) scale.
 
  a. ordinal
  b. nominal
  c. ratio
  d. interval


ms_sulzle

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 13, 2018
Answer to Question 1

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Hannah Höch, Study for "Cut with the Kitchen Knife Dada through the Last Weimar Beer Belly ... Hannah Höch, Study for "Cut with the Kitchen Knife Dada through the Last Weimar Beer Belly ...
Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines
Social Conditions in China Social Conditions in China
Squeeze forearm by placing your hands on both sides of the forearm and squeeze from elbow to wrist. Squeeze forearm by placing your hands on both sides of the forearm and squeeze from elbow to wrist.
Cover heat source to slow cooling by placing a towel over it. Cover heat source to slow cooling by placing a towel over it.
Functional Groups of Carbon Functional Groups of Carbon
Video: Egg and Sperm Formations in Animals Animation

For a complete list of videos, visit our video library