« previous next »

Author Question: The threat to validity that occurs as a result of a natural development that occurs between pre- and ... (Read 128 times)

wrbasek0

  • Hero Member
  • *****
  • Posts: 560
on: Jun 19, 2018
The threat to validity that occurs as a result of a natural development that occurs between pre- and post- measurement is called a(n) ____ threat.
 
  a. history
 b. maturation
 c. instrumentation
  d. testing

Question 2

When more than one independent variable can account for obtained results, we say that the variables interact.
 
  Indicate whether the statement is true or false


Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jun 19, 2018
Answer to Question 1

b

Answer to Question 2

F


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Gross and fine motor development Gross and fine motor development
Milestones of Gross Motor Development in Toddlerhood Milestones of Gross Motor Development in Toddlerhood
The glutamine synthetase reaction occurs via an acyl phosphate intermediate The glutamine synthetase reaction occurs via an acyl phosphate intermediate
Embryonic Period - Heart Development Embryonic Period - Heart Development
As a result of a hole in the graph, which of the following functions does not have an average ... As a result of a hole in the graph, which of the following functions does not have an average ...
A Sociological Timeline of Major Figures in the Development of Sociological Theory, 1820–1960 A Sociological Timeline of Major Figures in the Development of Sociological Theory, 1820–1960
Video: Coaductile pathway, Timing of contraction signal & Conduction system and ECG

For a complete list of videos, visit our video library