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Author Question: Given the following information about a test, compute the KR-21. The test has 50 items, the median ... (Read 126 times)

Redwolflake15

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on: Mar 8, 2019
Given the following information about a test, compute the KR-21.  The test has 50 items, the median is 36, the mode is 34, the mean is 35, and the standard deviation is 4.
◦ .35
◦ .45
◦ .40
◦ .30
Educational Research: Competencies for Analysis and Applications ¦ Mills, Gay ¦ 11th Edition
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Marked as best answer by Redwolflake15 on Mar 8, 2019

Brenm

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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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Redwolflake15

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Reply 2 on: Mar 8, 2019
:D TYSM

LVPMS

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Reply 3 on: Yesterday
Wow, this really help

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