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Author Question: A measureable improvement that is found in a participant that cannot be attributed to any treatment ... (Read 89 times)

itsmyluck

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on: Jun 22, 2018
A measureable improvement that is found in a participant that cannot be attributed to any treatment given by the experimenter is known as ___________
 
  a. the placebo effect
  b. participant bias
  c. error
  d. confounding

Question 2

An experimenter finds that students in a morning class perform better on a math test after being taught with a new teaching method compared with students in an afternoon class who are taught with a standard teaching method.
 
  He concludes that the new teaching method is superior to the old method. The main problem with this experimenter's conclusion is:
  a. He did not find a random sample of participants.
  b. He did not consider the importance of external validity.
  c. He did not consider the possible influence of participant bias.
  d. He did not consider the time of day that students were being taught.
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k.lashomb

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Reply #1 on: Jun 22, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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itsmyluck

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Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review

Sarahjh

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Reply 3 on: Yesterday
Excellent

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