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Author Question: A small store is trying to determine if its current checkout system is adequate. Currently, there is ... (Read 46 times)

B

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on: Dec 3, 2019

Question 1

Historical records on a certain product indicate the following behavior for demand. The data represent the 288 days that the business was open during 2000. Convert these data into random number intervals.

Demand in casesNumber of occurrences
752
89
914
1039
1172
12102


Question 2

A small store is trying to determine if its current checkout system is adequate. Currently, there is only one cashier, so it is a single-channel, single-phase system. The store has collected information on the interarrival time, and service time distributions. They are represented in the tables below. Use the following two-digit random numbers given below to simulate 10 customers through the checkout system. What is the average time in line, and average time in system? (Set first arrival time to the interarrival time generated by first random number.

Interarrival time (minutes)Probability​Service time (minutes)Probability
3.25​1.30
4.25​2.40
5.30​3.20
6.20​4.10

Random numbers for interarrival times: 07, 60, 77, 49, 76, 95, 51, 16, 14, 85
Random numbers of service times: 57, 17, 36, 72, 85, 31, 44, 30, 26, 09
Operations Management (Canadian Edition) ¦ Heizer, Render, Griffin ¦ 1st Edition
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Marked as best answer by B on Dec 3, 2019

okolip

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Reply #1 on: Dec 3, 2019
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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B

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Reply 2 on: Dec 3, 2019
YES! Correct, THANKS for helping me on my review

sarah_brady415

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Reply 3 on: Yesterday
Gracias!

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