Please give answer in detail dont just make the table also show the formula please
I Need this quesiton to solve with formula
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A computer help desk receives new daily customer arrivals according to the following probability distribution:
# Arrivals |
Probability |
Random # |
0 |
0.05 |
01-05 |
1 |
0.2 |
06-25 |
2 |
0.3 |
26-55 |
3 |
0.2 |
56-75 |
4 |
0.15 |
76-90 |
5 |
0.1 |
91-00 |
The number of customers that the help desk has the capability to serve per day is based on the following probability distribution:
# Served |
Probability |
Random # |
3 |
0.5 |
01-50 |
4 |
0.3 |
51-80 |
5 |
0.2 |
81-00 |
If the number of arrivals exceeds the # served capability, the customers will receive top priority the next day. The random numbers drawn for a 5-day simulation are as follows:
Arrival Random # |
Service random # |
19 |
95 |
34 |
95 |
39 |
92 |
90 |
33 |
97 |
85 |
What will the average number of delays be for the 5-day simulation?
Solution
Just for convenience of presentation, following codes are employed in the simulation table below:
RN: Random number; NA: Number of customer arrivals; NC: Number of customers served;
NS: Number of customers served.
Day |
Arrivals |
Served |
NS |
Remarks |
||
RN |
NA |
RN |
NC |
|||
1 |
19 |
1 |
95 |
5 |
0 |
1 < 5 |
2 |
34 |
2 |
95 |
5 |
0 |
2 < 5 |
3 |
39 |
2 |
92 |
5 |
0 |
2 < 5 |
4 |
90 |
4 |
33 |
3 |
1 |
|
5 |
97 |
5 |
85 |
5 |
1 |
1 NS of Day 4 is served first and so of 5 new arrivals only 4 will be served. |
Thus, there is a delay of 2 customers over a 5-day period or an average of 0.4 per day. ANSWER
Explanations:
Number of delays = NA + NS (of preceding day) - NC
No delay if NA < NC.
DONE
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