Accepted

Date Lead Time

Lead Time

(unique)

Lead Time

Frequencies

10/29/2013 7 7 9 47.0681818 (Average)

10/29/2013 7 1 2 23 (Median)

10/29/2013 7 8 1 7 (Mode)

10/29/2013 7 2 1 174 (Max)

10/29/2013 7 9 5 1 (Min)

10/29/2013 7 3 2

10/29/2013 1 17 4

10/30/2013 8 18 5

10/30/2013 2 20 5

10/31/2013 9 14 3

10/31/2013 7 16 3

10/31/2013 9 15 6

10/31/2013 9 22 5

10/31/2013 3 21 2

10/31/2013 9 30 7

10/31/2013 9 31 3

11/12/2013 17 10 4

11/12/2013 17 34 3

11/13/2013 18 35 1

11/17/2013 20 11 1

11/17/2013 14 12 2

11/19/2013 16 33 3

11/19/2013 15 44 1

11/19/2013 22 66 2

11/19/2013 22 32 1

11/19/2013 22 81 1

11/26/2013 7 60 2

11/27/2013 21 88 3

12/1/2013 30 28 2

12/1/2013 30 59 1

12/1/2013 30 57 1

12/1/2013 30 13 2

12/1/2013 30 112 1

12/1/2013 30 25 1

12/1/2013 30 23 3

12/2/2013 31 52 1

12/2/2013 31 135 1

12/2/2013 10 40 1

12/2/2013 14 122 1

12/5/2013 34 29 3

12/10/2013 16 24 1

12/18/2013 18 27

1/2/2014 35 36

1/2/2014 22 48 0

Lead Time Stats

0

1

2

3

4

5

6

7

8

9

10

0 20 40 60

Fre

qu

en

cie

s

Lead Times

Lead Time Distribution (Frequency Curve)

Lead Time Frequencies

Smoother frequency

curve is better!

-50

0

50

100

150

200

8/14/201311/22/20133/2/20146/10/20149/18/2014

Lead

Tim

es

Acceptance Dates

Control Chart for Lead Time Variability Lead Time

Smooth control band is better!

1/3/2014 11 4 0

1/3/2014 12 6 0

1/6/2014 33 162 0

1/7/2014 31 172 0

1/15/2014 1 174 0

1/16/2014 18 19 0

1/17/2014 44 150 0

1/29/2014 66 65 0

1/29/2014 32 63 0

2/12/2014 81

2/18/2014 22

2/18/2014 60

2/24/2014 88

2/26/2014 28

2/28/2014 59

3/5/2014 12

3/5/2014 57

3/7/2014 10

3/7/2014 10

3/7/2014 10

3/7/2014 7

3/11/2014 15

3/11/2014 15

3/17/2014 13

3/28/2014 112

3/31/2014 15

4/1/2014 21

4/2/2014 25

4/10/2014 23

4/10/2014 23

4/21/2014 28

4/21/2014 17

4/21/2014 52

4/30/2014 135

4/30/2014 40

4/30/2014 122

4/30/2014 23

4/30/2014 29

4/30/2014 24

5/7/2014 14

5/27/2014 27

6/2/2014 20

6/9/2014 66

6/10/2014 36

6/10/2014 33

6/10/2014 48

6/10/2014 33

6/11/2014 4

6/11/2014 34

6/19/2014 6

6/23/2014 162

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/23/2014 172

6/25/2014 174

6/25/2014 174

6/25/2014 174

6/25/2014 174

6/25/2014 174

6/25/2014 174

6/25/2014 174

6/26/2014 18

6/30/2014 19

6/30/2014 20

6/30/2014 16

7/9/2014 150

7/10/2014 13

7/10/2014 15

7/10/2014 60

7/14/2014 29

7/14/2014 29

7/16/2014 17

7/25/2014 65

7/30/2014 63

8/4/2014 20

8/4/2014 18

8/6/2014 88

8/6/2014 3

8/6/2014 20

8/6/2014 88

8/6/2014 15

8/6/2014 34