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Author Question: A group of biologists wish to study the life span of the common housefly. They want to estimate the ... (Read 70 times)

am7272

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on: Feb 26, 2023
A group of biologists wish to study the life span of the common housefly. They want to estimate the mean life span with 80% confidence and a width on the interval of estimation no greater than 1 hr. How many samples should they draw if a previous study indicates that the standard deviation of life span is 2.43 hr?

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10


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39


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230


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9

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Marked as best answer by am7272 on Feb 26, 2023

viper01

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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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am7272

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Reply 2 on: Feb 26, 2023
Thanks for the timely response, appreciate it

Viet Thy

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Reply 3 on: Yesterday
Wow, this really help

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