« previous next »

Author Question: When taking the pretest affects how participants do on the posttest, there is a(n) ____ threat. ... (Read 23 times)

codyclark

  • Hero Member
  • *****
  • Posts: 538
on: Jun 19, 2018
When taking the pretest affects how participants do on the posttest, there is a(n) ____ threat.
 
  a. history
 b. maturation
 c. instrumentation
  d. testing

Question 2

In a Donders' C reaction task there is more than one stimulus but only one response.
 
  Indicate whether the statement is true or false


gasdhashg

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

T


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

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?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo
Taking attendance in the genome Taking attendance in the genome
How alcohol affects you body How alcohol affects you body
In 1885 masked Nebraskans seeking access to water posed for photographer S. D. Butcher, who captione In 1885 masked Nebraskans seeking access to water posed for photographer S. D. Butcher, who captione
The Tsunami Threat in Japan The Tsunami Threat in Japan
A space probe approaches a planet, taking measurements as it goes. If it detects a potential ... A space probe approaches a planet, taking measurements as it goes. If it detects a potential ...
Video: Otitis Media

For a complete list of videos, visit our video library