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Author Question: To construct an interval estimate for the difference between the means of two populations when the ... (Read 18 times)

jacob816

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on: Mar 25, 2023

To construct an interval estimate for the difference between the means of two populations when the standard deviations of the two populations are unknown and it can be assumed the two populations have equal variances, we must use a t distribution with (let n1 be the size of sample 1 and n2 the size of sample 2)


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(n1 + n2) degrees of freedom


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(n1 + n2 - 1) degrees of freedom


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(n1 + n2 - 2) degrees of freedom


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n1 - n2 + 2

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by jacob816 on Mar 25, 2023

jamezpowell

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Reply #1 on: Mar 25, 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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jacob816

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Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

elyse44

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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