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 |
1926548 |
2369 |
- |
2436 |
= |
-67 |
* |
(21 |
/ |
109) |
= |
-12.90825685 |
4 |
1926549 |
2472 |
- |
2485 |
= |
-13 |
* |
(13 |
/ |
109) |
= |
-1.55045872 |
5 |
1926552 |
2475 |
- |
2528 |
= |
-53 |
* |
(17 |
/ |
109) |
= |
-8.26605501 |
6 |
1926553 |
2508 |
- |
2552 |
= |
-44 |
* |
(20 |
/ |
109) |
= |
-8.07339447 |
7 |
1926556 |
2477 |
- |
2567 |
= |
-90 |
* |
(19 |
/ |
109) |
= |
-15.68807334 |
8 |
1926557 |
2551 |
- |
2586 |
= |
-35 |
* |
(19 |
/ |
109) |
= |
-6.10091741 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Tres Pinos Union Elementary
|
-53 |
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 |
59347 |
0 |
- |
2436 |
= |
|
* |
(9 |
/ |
101) |
= |
|
4 |
59349 |
2437 |
- |
2485 |
= |
-48 |
* |
(18 |
/ |
101) |
= |
-8.55445541 |
5 |
59351 |
2507 |
- |
2528 |
= |
-21 |
* |
(15 |
/ |
101) |
= |
-3.11881187 |
6 |
59353 |
2505 |
- |
2552 |
= |
-47 |
* |
(19 |
/ |
101) |
= |
-8.84158412 |
7 |
59354 |
2518 |
- |
2567 |
= |
-49 |
* |
(21 |
/ |
101) |
= |
-10.18811881 |
8 |
59357 |
2488 |
- |
2586 |
= |
-98 |
* |
(19 |
/ |
101) |
= |
-18.43564348 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Tres Pinos Union Elementary
|
-49 |
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 |
61091 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
94) |
= |
|
4 |
61094 |
2510 |
- |
2485 |
= |
25 |
* |
(13 |
/ |
94) |
= |
3.4574468 |
5 |
61095 |
2440 |
- |
2528 |
= |
-88 |
* |
(19 |
/ |
94) |
= |
-17.78723399 |
6 |
61097 |
2539 |
- |
2552 |
= |
-13 |
* |
(15 |
/ |
94) |
= |
-2.07446808 |
7 |
61099 |
2539 |
- |
2567 |
= |
-28 |
* |
(20 |
/ |
94) |
= |
-5.9574468 |
8 |
61101 |
2553 |
- |
2586 |
= |
-33 |
* |
(20 |
/ |
94) |
= |
-7.02127658 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Tres Pinos Union Elementary
|
-29 |
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 |
61206 |
2370 |
- |
2436 |
= |
-66 |
* |
(13 |
/ |
91) |
= |
-9.42857137 |
4 |
61209 |
0 |
- |
2485 |
= |
|
* |
(0 |
/ |
91) |
= |
|
5 |
61210 |
2515 |
- |
2528 |
= |
-13 |
* |
(13 |
/ |
91) |
= |
-1.85714285 |
6 |
61213 |
2478 |
- |
2552 |
= |
-74 |
* |
(20 |
/ |
91) |
= |
-16.26373621 |
7 |
61214 |
2552 |
- |
2567 |
= |
-15 |
* |
(15 |
/ |
91) |
= |
-2.47252746 |
8 |
61217 |
2556 |
- |
2586 |
= |
-30 |
* |
(22 |
/ |
91) |
= |
-7.25274723 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Tres Pinos Union Elementary
|
-37 |
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 |
61450 |
0 |
- |
2436 |
= |
|
* |
(5 |
/ |
71) |
= |
|
4 |
61451 |
0 |
- |
2485 |
= |
|
* |
(10 |
/ |
71) |
= |
|
5 |
61452 |
0 |
- |
2528 |
= |
|
* |
(9 |
/ |
71) |
= |
|
6 |
61453 |
2558 |
- |
2552 |
= |
6 |
* |
(11 |
/ |
71) |
= |
0.92957746 |
7 |
61454 |
2520 |
- |
2567 |
= |
-47 |
* |
(21 |
/ |
71) |
= |
-13.90140841 |
8 |
61455 |
2571 |
- |
2586 |
= |
-15 |
* |
(15 |
/ |
71) |
= |
-3.16901408 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Tres Pinos Union Elementary
|
-16 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-53
|
-49
|
-29
|
-37
|
-16
|
-184.0 |
-36.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 8.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.8
For the lines, you have the data necessary to plot the chart.