« previous next »

Author Question: Control groups are typically used to address threats to a) External validity b) Ecological ... (Read 22 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
on: Jun 22, 2018
Control groups are typically used to address threats to
 
  a) External validity
  b) Ecological validity
  c) Construct validity
  d) Internal validity

Question 2

Ceiling and floor effects refer to
 
  a) The minimum and maximum goals of treatment
  b) Limits to the amount of change possible
  c) Top and bottom scoring participants
  d) A measure with a range of possible scores that is too great to detect an effect


karmakat49

  • Sr. Member
  • ****
  • Posts: 369
Reply #1 on: Jun 22, 2018
Answer to Question 1

Correct Answer: d

Answer to Question 2

Correct Answer: b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Feedforward control of breathing rate in an animal trained for athletic exercise. Feedforward control of breathing rate in an animal trained for athletic exercise.
Margaret Sanger, birth control pioneer. Margaret Sanger, birth control pioneer.
Contrast of ventilation and external and internal respiration. Contrast of ventilation and external and internal respiration.
(a) Blue arrows (right side): External components of the innate immune system: human body with skin, ... (a) Blue arrows (right side): External components of the innate immune system: human body with skin, ...
External Anatomy of the Spinal Cord External Anatomy of the Spinal Cord
Control of Homeostasis: Positive Feedback Control of Homeostasis: Positive Feedback
Video: Homeostasis (range of body conditions, normal limits, mild stresses & severe stresses)

For a complete list of videos, visit our video library