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Author Question: If a population is skewed, based on the Central Limit Theorem, what is a good rule of thumb for ... (Read 215 times)

warrenjean01

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on: Feb 26, 2023

Question 1

If a population has a variance of 64 and we take a simple random sample of size 25, what will the standard deviation of the sampling distribution of\(\style{font-family:Times New Roman;}{\overline x}\)be, assuming the Central Limit Theorem holds in this case?

◦

0.32


◦

0.625


◦

1.60


◦

3.125



Question 2

If a population is skewed, based on the Central Limit Theorem, what is a good rule of thumb for assuming the sampling distribution of\(\style{font-family:Times New Roman;}{\overline x}\)is approximately normal?

◦

np≥ 5


◦

n≥ 30


◦

μ≥ 30


◦

n≤ 30

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Marked as best answer by warrenjean01 on Feb 26, 2023

bmac98

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Reply #1 on: Feb 26, 2023
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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warrenjean01

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Reply 2 on: Feb 26, 2023
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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