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 |
845426 |
2402 |
- |
2436 |
= |
-34 |
* |
(113 |
/ |
616)
|
= |
-6.23701297 |
4 |
845429 |
2441 |
- |
2485 |
= |
-44 |
* |
(104 |
/ |
616)
|
= |
-7.42857139 |
5 |
845430 |
2468 |
- |
2528 |
= |
-60 |
* |
(110 |
/ |
616)
|
= |
-10.71428568 |
6 |
845433 |
2496 |
- |
2552 |
= |
-56 |
* |
(111 |
/ |
616)
|
= |
-10.09090908 |
7 |
845434 |
2498 |
- |
2567 |
= |
-69 |
* |
(87 |
/ |
616)
|
= |
-9.74512985 |
8 |
845437 |
2515 |
- |
2586 |
= |
-71 |
* |
(91 |
/ |
616)
|
= |
-10.48863631 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sylmar Leadership Academy
|
-55 |
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 |
26570 |
2434 |
- |
2436 |
= |
-2 |
* |
(117 |
/ |
629)
|
= |
-0.37201908 |
4 |
26572 |
2460 |
- |
2485 |
= |
-25 |
* |
(120 |
/ |
629)
|
= |
-4.76947535 |
5 |
26575 |
2448 |
- |
2528 |
= |
-80 |
* |
(102 |
/ |
629)
|
= |
-12.97297296 |
6 |
26577 |
2480 |
- |
2552 |
= |
-72 |
* |
(103 |
/ |
629)
|
= |
-11.79014306 |
7 |
26578 |
2505 |
- |
2567 |
= |
-62 |
* |
(110 |
/ |
629)
|
= |
-10.84260731 |
8 |
26581 |
2557 |
- |
2586 |
= |
-29 |
* |
(77 |
/ |
629)
|
= |
-3.55007949 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sylmar Leadership Academy
|
-44 |
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 |
27056 |
2436 |
- |
2436 |
= |
0 |
* |
(88 |
/ |
634)
|
= |
0.0 |
4 |
27057 |
2470 |
- |
2485 |
= |
-15 |
* |
(120 |
/ |
634)
|
= |
-2.83911671 |
5 |
27059 |
2470 |
- |
2528 |
= |
-58 |
* |
(122 |
/ |
634)
|
= |
-11.16088328 |
6 |
27061 |
2469 |
- |
2552 |
= |
-83 |
* |
(92 |
/ |
634)
|
= |
-12.04416403 |
7 |
27063 |
2521 |
- |
2567 |
= |
-46 |
* |
(105 |
/ |
634)
|
= |
-7.61829649 |
8 |
27065 |
2572 |
- |
2586 |
= |
-14 |
* |
(107 |
/ |
634)
|
= |
-2.36277602 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sylmar Leadership Academy
|
-36 |
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 |
27016 |
2418 |
- |
2436 |
= |
-18 |
* |
(90 |
/ |
585)
|
= |
-2.76923075 |
4 |
27018 |
2486 |
- |
2485 |
= |
1 |
* |
(87 |
/ |
585)
|
= |
0.14871795 |
5 |
27020 |
2492 |
- |
2528 |
= |
-36 |
* |
(112 |
/ |
585)
|
= |
-6.89230768 |
6 |
27022 |
2466 |
- |
2552 |
= |
-86 |
* |
(109 |
/ |
585)
|
= |
-16.0239316 |
7 |
27024 |
2515 |
- |
2567 |
= |
-52 |
* |
(84 |
/ |
585)
|
= |
-7.46666664 |
8 |
27026 |
2552 |
- |
2586 |
= |
-34 |
* |
(103 |
/ |
585)
|
= |
-5.98632478 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sylmar Leadership Academy
|
-39 |
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 |
27145 |
2439 |
- |
2436 |
= |
3 |
* |
(88 |
/ |
571)
|
= |
0.46234676 |
4 |
27146 |
2480 |
- |
2485 |
= |
-5 |
* |
(90 |
/ |
571)
|
= |
-0.78809107 |
5 |
27147 |
2505 |
- |
2528 |
= |
-23 |
* |
(88 |
/ |
571)
|
= |
-3.54465848 |
6 |
27148 |
2496 |
- |
2552 |
= |
-56 |
* |
(112 |
/ |
571)
|
= |
-10.98423816 |
7 |
27149 |
2525 |
- |
2567 |
= |
-42 |
* |
(107 |
/ |
571)
|
= |
-7.87040276 |
8 |
27150 |
2596 |
- |
2586 |
= |
10 |
* |
(86 |
/ |
571)
|
= |
1.50612959 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sylmar Leadership Academy
|
-21 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-55
|
-44
|
-36
|
-39
|
-21
|
-195.0 |
-39.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -3.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -75.0
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources: