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Author Question: Solve the problem.Suppose you know that the distribution of sample proportions of the residents of ... (Read 78 times)

Starlight

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on: Jan 18, 2020
Solve the problem.

Suppose you know that the distribution of sample proportions of the residents  of one town over 70 years old in samples of 140 residents is normal with a mean of 0.12 and a standard deviation of  0.02. Suppose that you select a sample of 140 residents and find that the proportion of residents over 70  is 0.04. How many standard deviations is the sample proportion above or below the mean of the distribution of sampling proportions?
◦ 4
◦ -0.67
◦ -0.08
◦ -4
Statistical Reasoning for Everyday Life ¦ Bennett, Briggs, Triola ¦ 5th Edition
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Marked as best answer by Starlight on Jan 18, 2020

AngeliqueG

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Reply #1 on: Jan 18, 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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Starlight

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Reply 2 on: Jan 18, 2020
Gracias!

meow1234

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Reply 3 on: Yesterday
Wow, this really help

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