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Author Question: A teacher figures that final grades in the chemistry department are distributed as: A, 25%; F, 5%. ... (Read 94 times)

bobbie

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on: Jan 16, 2020
A teacher figures that final grades in the chemistry department are distributed as: A, 25%; F, 5%. At the end of a randomly selected semester, the following number of grades were recorded. Calculate the chi-square test statistic to determine if the grade distribution for the department is different than expected. Use α = 0.01.


◦ 6.87
◦ 0.6375
◦ 5.25
◦ 4.82
Statistics: Informed Decisions Using Data ¦ Sullivan ¦ 5th Edition
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Marked as best answer by bobbie on Jan 16, 2020

Jordin Calloway

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Reply #1 on: Jan 16, 2020
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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bobbie

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Reply 2 on: Jan 16, 2020
Excellent

ebonylittles

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Reply 3 on: Yesterday
:D TYSM

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