2 job #
KEY
N
Problem/customer type
301 FR
302 OR
303 C
304 NR
305 WC
306 NR
307 FR
308 NC
309 WR
310 NR
311 NR
312 FC
313 NR
314 WC
315 FC
316 OC
317 WCNR
318 OC
319 FRFR
320 OR
321 FRFR
322 NC
323 FR
324 NC
325 FRFR
326 OR
327 WCNR
328 OC
329 OC
330 NR
331 NR
332 WR
333 OC
334 OR
335 NR
336 WR
337 OC
338 OR
339 FRNR
340 NR
341 OC
Problem type
NOISY
Problem
F
O
C
N
W
N
F
N
W
N
N
F
N
W
F
O
W
O
F
O
F
N
F
N
F
O
W
O
O
N
N
W
O
O
N
W
O
O
F
N
O
frequency
12
customer type
R
R
C
R
C
R
R
C
R
R
R
C
R
C
C
C
R
C
R
R
R
C
R
C
R
R
R
C
C
R
R
R
C
R
R
R
C
R
R
R
C
F
W
O
EQUPT FAILURE
RUNS WARM
ODOR
9
7
12
key
C
R
customer type
COMMERCIAL
RESIDENTIAL
frequency
15
25
problem type R
N
F
W
O
Problem type
O
N
F
W
9
6
5
4
C
7
3
2
2
Residential customer
10
frequency
frequency
8
6
4
2
0
N
F
W
problem type
R
O
8
7
6
5
4
3
2
1
0
Commercial customer
O
N
F
problem type
C
W
2 job #
KEY
N
Problem/customer type
301 FR
302 OR
303 C
304 NR
305 WC
306 NR
307 FR
308 NC
309 WR
310 NR
311 NR
312 FC
313 NR
314 WC
315 FC
316 OC
317 WCNR
318 OC
319 FRFR
320 OR
321 FRFR
322 NC
323 FR
324 NC
325 FRFR
326 OR
327 WCNR
328 OC
329 OC
330 NR
331 NR
332 WR
333 OC
334 OR
335 NR
336 WR
337 OC
338 OR
339 FRNR
340 NR
341 OC
Problem type
NOISY
Problem
F
O
C
N
W
N
F
N
W
N
N
F
N
W
F
O
W
O
F
O
F
N
F
N
F
O
W
O
O
N
N
W
O
O
N
W
O
O
F
N
O
frequency
12
customer type
R
R
C
R
C
R
R
C
R
R
R
C
R
C
C
C
R
C
R
R
R
C
R
C
R
R
R
C
C
R
R
R
C
R
R
R
C
R
R
R
C
F
W
O
EQUPT FAILURE
RUNS WARM
ODOR
9
7
12
key
C
R
customer type
COMMERCIAL
RESIDENTIAL
frequency
15
25
problem type R
N
F
W
O
Problem type
O
N
F
W
9
6
5
4
C
7
3
2
2
Residential customer
10
frequency
frequency
8
6
4
2
0
N
F
W
problem type
R
O
8
7
6
5
4
3
2
1
0
Commercial customer
O
N
F
problem type
C
W
occurrences of defective com
3,5
3
# of defects
2,5
2
1,5
1
0,5
0
8:00
8:15
8:30
8:45
9:00
9:15
9:30
9:45
10:00
10:30
10:45
3 interval start time # of defects
8:00
1
8:15
0
8:30
0
8:45
1
9:00
0
9:15
1
9:30
1
9:45
2
10:00
3
10:30
1 break at 10:15
10:45
0
11:00
0
11:15
0
11:30
1
11:45
3
1:00
1
1:15
0
1:30
0
1:45
1
2:00
1
2:15
0
2:30
2
2:45
2
3:00
3
3:30
0 break at 3:15
3:45
1
4:00
0
4:15
0
4:30
1
4:45
3
There are more occurrences of defective computer
10:30
10:45
11:00
11:15
11:30
11:45
1:00
1:15
1:30
1:45
2:00
2:15
2:30
2:45
3:00
3:30
3:45
4:00
4:15
4:30
4:45
rences of defective computer monitors
Time
8a
Age
Absenteeism Rate
24
6
30
5
22
7
25
6
33
4
27
5
b
Temperature
Error Rate
65
1
63
2
72
0
66
0
82
3
58
3
Absenteeism Rate
6
8
5
6
4
5
Errors
absenteeism rate
7
4
3
3
2
2
1
1
0
0
10
20
30
40
50
60
70
age
As the age increases the absenteeism rate decreases.
0
36
4
58
1
37
3
47
2
54
2
75
1
86
5
77
2
65
1
79
3
28
5
42
3
55
1
Error Rate
6
5
Errors
4
3
2
1
0
0
10
20
30
40
50
60
70
80
90
100
Temperature
The number of errors decrease as temps increase between 66 and
72 degrees and then begin to increase beyond 72 degrees.
Item
1
2
3
4
5
6
7
Unit Cost Annual Volume(00) ADV
$100
25 $2.500
$80
30 $2.400
$15
60
$900
$50
10
$500
$11
70
$770
$60
85 $5.100
$10
60
$600
$12.770
A
B
c
Item
0,142857
Unit Cost Annual Volume(00) ADV
%ADV
Class
6
$60
85 $5.100 39,93735 A
1
$100
25 $2.500 19,57713 A
2
$80
30 $2.400 18,79405 B
3
$15
60
$900 7,047768 C
5
$11
70
$770 6,029757 C
7
$10
60
$600 4,698512 C
4
$50
10
$500 3,915427 C
D
S
H
$4.500,00
$36,00
$10,00
EOQ
D
S
H
P
u
18.000
100
40
120
90
EPQ
180
300
600 units
2
%items
29%
57%
3 EOQ
18 bags
a
D
S
H
b
Average Number on Hand
Q
18
1215
$10
$75
c
Number of Orders Per Year
D
1215
Q
18
d
Total Costs Per Year
Q
18
D
1215
S
10
H
75
e
D
S
H
new TC
change
9 bags
67,5
$1.350,00 TC
new EOQ
1215
17 Q
10
$84
$1.428,71
$78,71 per year
8D
S
H
current Q
Operating Days
a
TC
EOQ(new Q)
TC
$
$
$765,00
4243 jars
763,68
$1,32
savings per month
b
27000
$60,00
0,18
4000
20
Q
TC
10x per month
$
$
penalty for placing orders of Q=4000=$1.32/mo
4000
765
2700 new Q
243,00
52,20
order costs to justify ordering EOD

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