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Author Question: Suppose a 98% confidence interval for turns out to be If this interval was based on a sample of ... (Read 98 times)

Pea0909berry

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on: Jan 16, 2020
Suppose a 98% confidence interval for μ turns out to be If this interval was based on a sample of size explain what assumptions are necessary for this interval to be valid.
◦ The sampling distribution of the sample mean must have a normal distribution.
◦ The population must have an approximately normal distribution.
◦ The sampling distribution must be biased with 21 degrees of freedom.
◦ The population of salaries must have an approximate t distribution.
Statistics: Informed Decisions Using Data ¦ Sullivan ¦ 5th Edition
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Marked as best answer by Pea0909berry on Jan 16, 2020

janieazgirl

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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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Pea0909berry

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Reply 2 on: Jan 16, 2020
Excellent

juliaf

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Reply 3 on: Yesterday
Wow, this really help

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