Author Question: Changes in a variable that occur as a result of the passage of time A) history B) ... (Read 12 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
Changes in a variable that occur as a result of the passage of time
 
  A) history
  B) instrumentation
  C) testing
  D) maturation

Question 2

External validity refers to:
 
  A) the extent to which the results of the study can be applied to other groups
  B) the extent to which we can be sure of the accuracy of the findings
  C) the overall quality of the data collection and analysis processes
  D) the accuracy of the instruments used for data collection during the study



olivia_paige29

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

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

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

For a complete list of videos, visit our video library