2015
Step 1 |
|
Step 2 |
|
Step 3 |
Get Mean Scale Score from line numbers in this
data file.
|
|
Subtract 'met min'
Scale Score.
from Mean Scale Score to get
Distance From Standard
|
|
Multiply Distance From Standard by
proportion of students in grade.
|
Grade |
Line number |
Mean Scale Score |
- |
Scale Score: met min |
= |
Distance from standard |
* |
(Students tested in grade |
/ |
Students) tested in school |
= |
Weighted Distance From Standard |
3 |
2148942 |
2513 |
- |
2436 |
= |
77 |
* |
(646 |
/ |
2623) |
= |
18.96378191 |
4 |
2148945 |
2557 |
- |
2485 |
= |
72 |
* |
(667 |
/ |
2623) |
= |
18.3088067 |
5 |
2148946 |
2602 |
- |
2528 |
= |
74 |
* |
(662 |
/ |
2623) |
= |
18.67632476 |
6 |
2148949 |
2622 |
- |
2552 |
= |
70 |
* |
(648 |
/ |
2623) |
= |
17.29317569 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Del Mar Union Elementary
|
73 |
2016
Step 1 |
|
Step 2 |
|
Step 3 |
Get Mean Scale Score from line numbers in this
data file.
|
|
Subtract 'met min'
Scale Score.
from Mean Scale Score to get
Distance From Standard
|
|
Multiply Distance From Standard by
proportion of students in grade.
|
Grade |
Line number |
Mean Scale Score |
- |
Scale Score: met min |
= |
Distance from standard |
* |
(Students tested in grade |
/ |
Students) tested in school |
= |
Weighted Distance From Standard |
3 |
65981 |
2506 |
- |
2436 |
= |
70 |
* |
(657 |
/ |
2715) |
= |
16.9392265 |
4 |
65982 |
2560 |
- |
2485 |
= |
75 |
* |
(691 |
/ |
2715) |
= |
19.08839775 |
5 |
65985 |
2600 |
- |
2528 |
= |
72 |
* |
(676 |
/ |
2715) |
= |
17.92707178 |
6 |
65987 |
2635 |
- |
2552 |
= |
83 |
* |
(690 |
/ |
2715) |
= |
21.09392262 |
8 |
65988 |
0 |
- |
2586 |
= |
|
* |
(1 |
/ |
2715) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Del Mar Union Elementary
|
75 |
2017
Step 1 |
|
Step 2 |
|
Step 3 |
Get Mean Scale Score from line numbers in this
data file.
|
|
Subtract 'met min'
Scale Score.
from Mean Scale Score to get
Distance From Standard
|
|
Multiply Distance From Standard by
proportion of students in grade.
|
Grade |
Line number |
Mean Scale Score |
- |
Scale Score: met min |
= |
Distance from standard |
* |
(Students tested in grade |
/ |
Students) tested in school |
= |
Weighted Distance From Standard |
3 |
67803 |
2507 |
- |
2436 |
= |
71 |
* |
(631 |
/ |
2759) |
= |
16.23812969 |
4 |
67805 |
2564 |
- |
2485 |
= |
79 |
* |
(692 |
/ |
2759) |
= |
19.81442545 |
5 |
67807 |
2597 |
- |
2528 |
= |
69 |
* |
(724 |
/ |
2759) |
= |
18.10656034 |
6 |
67808 |
2633 |
- |
2552 |
= |
81 |
* |
(712 |
/ |
2759) |
= |
20.9032258 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Del Mar Union Elementary
|
75 |
2018
Step 1 |
|
Step 2 |
|
Step 3 |
Get Mean Scale Score from line numbers in this
data file.
|
|
Subtract 'met min'
Scale Score.
from Mean Scale Score to get
Distance From Standard
|
|
Multiply Distance From Standard by
proportion of students in grade.
|
Grade |
Line number |
Mean Scale Score |
- |
Scale Score: met min |
= |
Distance from standard |
* |
(Students tested in grade |
/ |
Students) tested in school |
= |
Weighted Distance From Standard |
3 |
67956 |
2511 |
- |
2436 |
= |
75 |
* |
(611 |
/ |
2733) |
= |
16.76728868 |
4 |
67959 |
2553 |
- |
2485 |
= |
68 |
* |
(653 |
/ |
2733) |
= |
16.24734724 |
5 |
67960 |
2597 |
- |
2528 |
= |
69 |
* |
(715 |
/ |
2733) |
= |
18.05159163 |
6 |
67963 |
2639 |
- |
2552 |
= |
87 |
* |
(754 |
/ |
2733) |
= |
24.00219536 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Del Mar Union Elementary
|
75 |
2019
Step 1 |
|
Step 2 |
|
Step 3 |
Get Mean Scale Score from line numbers in this
data file.
|
|
Subtract 'met min'
Scale Score.
from Mean Scale Score to get
Distance From Standard
|
|
Multiply Distance From Standard by
proportion of students in grade.
|
Grade |
Line number |
Mean Scale Score |
- |
Scale Score: met min |
= |
Distance from standard |
* |
(Students tested in grade |
/ |
Students) tested in school |
= |
Weighted Distance From Standard |
3 |
68468 |
2517 |
- |
2436 |
= |
81 |
* |
(603 |
/ |
2593) |
= |
18.83648277 |
4 |
68469 |
2561 |
- |
2485 |
= |
76 |
* |
(622 |
/ |
2593) |
= |
18.23062084 |
5 |
68470 |
2598 |
- |
2528 |
= |
70 |
* |
(657 |
/ |
2593) |
= |
17.73621283 |
6 |
68471 |
2637 |
- |
2552 |
= |
85 |
* |
(711 |
/ |
2593) |
= |
23.30698028 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Del Mar Union Elementary
|
78 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
73
|
75
|
75
|
75
|
78
|
376.0 |
75.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 78.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 72.2
For the lines, you have the data necessary to plot the chart.