Author Question: Control groups are typically used to address threats to a) External validity b) Ecological ... (Read 57 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
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
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
 

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

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

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

For a complete list of videos, visit our video library