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Author Question: During the posttest of an experiment, the fire alarm sounded in every building on campus, producing ... (Read 46 times)

Alainaaa8

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on: Jun 19, 2018
During the posttest of an experiment, the fire alarm sounded in every building on campus, producing which of these problems for experimentation?
 
  a. history c. testing
  b. maturation d. intrusion

Question 2

If I wanted to measure the number of nightmares in children before and after they learned a meditation technique, and the events of September 11, 2001 happened during the meditation training, it would be an example of which of these problems for experimentation?
 
  a. history c. maturation
  b. disruption d. testing


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pangili4

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Reply #1 on: Jun 19, 2018
Answer to Question 1

A
History effects include events that happen only during the pretest or posttest because they make these situations different.

Answer to Question 2

A
Any nonexperimental event that happens between the pretest and posttest is called history.


Alainaaa8

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Reply 2 on: Jun 19, 2018
YES! Correct, THANKS for helping me on my review

TheNamesImani

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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