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Author Question: A bank has kept records of the checking balances of its customers and determined that the average ... (Read 38 times)

agstelzer01

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on: Mar 25, 2023

A bank has kept records of the checking balances of its customers and determined that the average daily balance of its customers is $300 with a standard deviation of $48. A random sample of 144 checking accounts is selected.

a.What is the probability that the sample mean will be more than $306.60?
b.What is the probability that the sample mean will be less than $308?
c.What is the probability that the sample mean will be between $302 and $308?
d.What is the probability that the sample mean will be at least $296?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by agstelzer01 on Mar 25, 2023

sakura282000

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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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agstelzer01

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Reply 2 on: Mar 25, 2023
Gracias!

elyse44

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Reply 3 on: Yesterday
Excellent

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