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Author Question: In 2010, the mean for the number of pets owned per household was 1.9. A poll of 1023 households ... (Read 87 times)

faduma

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on: Jan 16, 2020
In 2010, the mean for the number of pets owned per household was 1.9.  A poll of 1023 households conducted this year reported the mean for the number of pets owned per household to be 1.8.  Assuming σ = 1.1, is there sufficient evidence to support the claim that the mean number of pets owned has changed since 2010 at the α = 0.1 level of significance?
Statistics: Informed Decisions Using Data ¦ Sullivan ¦ 5th Edition
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Marked as best answer by faduma on Jan 16, 2020

Anton

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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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faduma

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Reply 2 on: Jan 16, 2020
Wow, this really help

shewald78

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Reply 3 on: Yesterday
:D TYSM

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