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

Author Question: Psychological studies involve the use of many variables. Which of the following variables could bias ... (Read 104 times)

Caiter2013

  • Hero Member
  • *****
  • Posts: 607
Psychological studies involve the use of many variables. Which of the following variables could bias research findings?
 
  a. independent
  b. extraneous
  c. nuisance
  d. both B and C

Question 2

Linda is conducting a survey to evaluate the eating habits of customers at fast food restaurants. She knows that people eat at the restaurant for breakfast, lunch, and dinner.
 
  Therefore, she plans to randomly sample participants from each of these groups. This process is known as probability sampling.
 
  a. simple
  b. stratified
  c. systematic
  d. quota



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nmyers

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

D

Answer to Question 2

B





 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

For a complete list of videos, visit our video library