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Author Question: The daily dinner bills in a local restaurant are normally distributed with a mean of $28 and a ... (Read 58 times)

Adc3669

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on: Mar 25, 2023

The daily dinner bills in a local restaurant are normally distributed with a mean of $28 and a standard deviation of $6.

a.What is the probability that a randomly selected bill will be at least $39.10?
b.What percentage of the bills will be less than $16.90?
c.What are the minimum and maximum of the middle 95% of the bills?
d.If twelve of one day's bills had a value of at least $43.06, how many bills did the restaurant collect on that day?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by Adc3669 on Mar 25, 2023

gcurrens

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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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Adc3669

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Reply 2 on: Mar 25, 2023
Wow, this really help

peter

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Reply 3 on: Yesterday
Excellent

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