This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A major source of error variance in a study is often due to a. the independent variable. b. ... (Read 47 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
on: Jun 20, 2018
A major source of error variance in a study is often due to
 
  a. the independent variable.
  b. systematic variance.
  c. individual differences among subjects.
  d. carefully controlled factors being manipulated.

Question 2

Dr. Cortez is carrying out an experiment dealing with the effects of caffeine on learning. His independent variable consists of two groups of college students, where one group receives 10mg of caffeine, and the other group receives 30mg of caffeine.
 
  The dependent variable consists of the frequency of items recalled correctly from a previously memorized word list. In this case, Dr. Cortez is hoping to find
 
   a. systematic variance from the extraneous variables.
   b. nonsystematic variance from the independent variable.
   c. systematic variance from the independent variable.
   d. none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 20, 2018
Answer to Question 1

c

Answer to Question 2

c


acc299

  • Member
  • Posts: 569
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

kjohnson

  • Member
  • Posts: 330
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

A variable valve timing solenoid being controlled by applying voltage from the PCM. A variable valve timing solenoid being controlled by applying voltage from the PCM.
Major marma point locations. Major marma point locations.
Reactions in assimilation of ammonia and major fates of the fixed nitrogen Reactions in assimilation of ammonia and major fates of the fixed nitrogen
Descending limbs of Hadley cells are the sites of the world’s major deserts Descending limbs of Hadley cells are the sites of the world’s major deserts
Independent assortment for two traits in humans follows the same pattern of inheritance as traits in Independent assortment for two traits in humans follows the same pattern of inheritance as traits in
Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v
Video: Coronary Heart Disease Animation

For a complete list of videos, visit our video library