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Author Question: Construct a 98% confidence interval on the ratio of population variances based on the following ... (Read 79 times)

amymoore

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on: Feb 26, 2023

Question 1

Concerning the statement of the null hypothesis,\(\style{font-family:Times New Roman;}{H_0:\mu_1-\mu_2=\Delta_0}\),\(\style{font-family:Times New Roman;}{\Delta_0}\)is always:

◦

equal to 0.


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greater than 0.


◦

less than 0.


◦

some fixed real number.



Question 2

Construct a 98% confidence interval on the ratio of population variances based on the following samples from two normally distributed populations.

\(\style{font-family:Times New Roman;}{n_1=12,\;s_1^2=851}\)

\(\style{font-family:Times New Roman;}{n_2=12,\;s_2^2=722}\)


◦

(0.2585, 4.4790)


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(0.3102, 4.4790)


◦

(0.2643, 5.2569)


◦

(0.2585, 5.3747)

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Marked as best answer by amymoore on Feb 26, 2023

ryanb

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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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amymoore

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

scottmt

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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