« previous next »

Author Question: A decline in performance due to repeated testing is to an improvement in performance due to repeated ... (Read 88 times)

lilldybug07

  • Hero Member
  • *****
  • Posts: 546
on: Jun 19, 2018
A decline in performance due to repeated testing is to an improvement in performance due to repeated testing as a ____ effect is to a _____ effect.
 
  a. instrumentation; mortality
  b. mortality; instrumentation
  c. practice; fatigue
  d. fatigue; practice

Question 2

John conducted an experiment to test the effectiveness of a smoking cessation program. The experiment took place over a one-month time period. Subjects in the control group and the experimental group (those who participated in the smoking cessation program) recorded the number of cigarettes that they smoked each day. John was unaware that national stop-smoking week also happened to take place during the one-month time period of his experiment. John's experiment is now confounded by:
 
  a. maturation.
  b. history.
  c. regression to the mean.
  d. mortality.


amandalm

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

lilldybug07

  • Hero Member
  • *****
  • Posts: 546
Reply #2 on: Jun 19, 2018
Thank you


amandalm

  • Sr. Member
  • ****
  • Posts: 306
Reply #3 on: Jun 19, 2018
No problem :)


« previous next »
 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Testing the patellar reflex with a percussion hammer. Testing the patellar reflex with a percussion hammer.
Age-related changes in crystallized and fluid tasks. Performance on tests of fluid abilities peaked ... Age-related changes in crystallized and fluid tasks. Performance on tests of fluid abilities peaked ...
Pressure testing the cooling system. A typical hand-operated pressure tester applies pressure equal ... Pressure testing the cooling system. A typical hand-operated pressure tester applies pressure equal ...
Flowchart of typical compatibility testing for donors and recipients. Both donor and recipient are ... Flowchart of typical compatibility testing for donors and recipients. Both donor and recipient are ...
SAT Testing Collage SAT Testing Collage
E chart for testing distant vision E chart for testing distant vision
Video: Inflammation

For a complete list of videos, visit our video library