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Author Question: Which of the following refers to the problem introduced when the experimental and control groups are ... (Read 150 times)

TFauchery

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Which of the following refers to the problem introduced when the experimental and control groups are not assigned equiv alent subjects?
 
  a. selection effect
  b. regression effect
  c. mortality effect
   d. maturation effect

Question 2

What type of network devices started using operating systems?
 
  a. 1G
  b. 2G
  c. 3G
  d. 4G


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succesfull

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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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