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Author Question: Of the following, the design that best controls for internal validity threats is the (Read 152 times)

HCHenry

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on: Mar 8, 2019
Of the following, the design that best controls for internal validity threats is the
◦ Solomon four-group design.
◦ time series design.
◦ posttest only control group design.
◦ pretest-posttest group design.
Educational Research: Competencies for Analysis and Applications ¦ Mills, Gay ¦ 11th Edition
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Marked as best answer by HCHenry on Mar 8, 2019

ynlevi

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Reply #1 on: Mar 8, 2019
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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HCHenry

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Reply #2 on: Mar 8, 2019
Excellent


ynlevi

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Reply #3 on: Mar 8, 2019
Great! Please up vote :D


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