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 |
1170130 |
2420 |
- |
2436 |
= |
-16 |
* |
(1437 |
/ |
10168) |
= |
-2.26121163 |
4 |
1170133 |
2459 |
- |
2485 |
= |
-26 |
* |
(1436 |
/ |
10168) |
= |
-3.67191188 |
5 |
1170134 |
2478 |
- |
2528 |
= |
-50 |
* |
(1449 |
/ |
10168) |
= |
-7.125295 |
6 |
1170137 |
2498 |
- |
2552 |
= |
-54 |
* |
(1408 |
/ |
10168) |
= |
-7.47757667 |
7 |
1170138 |
2516 |
- |
2567 |
= |
-51 |
* |
(1434 |
/ |
10168) |
= |
-7.19256488 |
8 |
1170141 |
2535 |
- |
2586 |
= |
-51 |
* |
(1470 |
/ |
10168) |
= |
-7.37313135 |
11 |
1170142 |
2554 |
- |
2628 |
= |
-74 |
* |
(1534 |
/ |
10168) |
= |
-11.16404404 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hacienda la Puente Unified
|
-46 |
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 |
36434 |
2427 |
- |
2436 |
= |
-9 |
* |
(1349 |
/ |
10013) |
= |
-1.21252371 |
4 |
36435 |
2468 |
- |
2485 |
= |
-17 |
* |
(1436 |
/ |
10013) |
= |
-2.43803055 |
5 |
36438 |
2490 |
- |
2528 |
= |
-38 |
* |
(1438 |
/ |
10013) |
= |
-5.45730548 |
6 |
36439 |
2519 |
- |
2552 |
= |
-33 |
* |
(1477 |
/ |
10013) |
= |
-4.86777189 |
7 |
36441 |
2522 |
- |
2567 |
= |
-45 |
* |
(1425 |
/ |
10013) |
= |
-6.40417455 |
8 |
36444 |
2555 |
- |
2586 |
= |
-31 |
* |
(1442 |
/ |
10013) |
= |
-4.46439627 |
11 |
36445 |
2571 |
- |
2628 |
= |
-57 |
* |
(1446 |
/ |
10013) |
= |
-8.23149905 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hacienda la Puente Unified
|
-33 |
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 |
37200 |
2433 |
- |
2436 |
= |
-3 |
* |
(1356 |
/ |
9989) |
= |
-0.40724797 |
4 |
37201 |
2469 |
- |
2485 |
= |
-16 |
* |
(1328 |
/ |
9989) |
= |
-2.12713984 |
5 |
37203 |
2492 |
- |
2528 |
= |
-36 |
* |
(1456 |
/ |
9989) |
= |
-5.2473721 |
6 |
37205 |
2519 |
- |
2552 |
= |
-33 |
* |
(1447 |
/ |
9989) |
= |
-4.78035839 |
7 |
37208 |
2532 |
- |
2567 |
= |
-35 |
* |
(1468 |
/ |
9989) |
= |
-5.143658 |
8 |
37209 |
2543 |
- |
2586 |
= |
-43 |
* |
(1419 |
/ |
9989) |
= |
-6.10841922 |
11 |
37212 |
2561 |
- |
2628 |
= |
-67 |
* |
(1515 |
/ |
9989) |
= |
-10.16167781 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hacienda la Puente Unified
|
-34 |
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 |
37148 |
2428 |
- |
2436 |
= |
-8 |
* |
(1274 |
/ |
9526) |
= |
-1.06991391 |
4 |
37150 |
2473 |
- |
2485 |
= |
-12 |
* |
(1347 |
/ |
9526) |
= |
-1.69682972 |
5 |
37152 |
2498 |
- |
2528 |
= |
-30 |
* |
(1306 |
/ |
9526) |
= |
-4.11295401 |
6 |
37154 |
2521 |
- |
2552 |
= |
-31 |
* |
(1424 |
/ |
9526) |
= |
-4.63405416 |
7 |
37156 |
2534 |
- |
2567 |
= |
-33 |
* |
(1386 |
/ |
9526) |
= |
-4.80138566 |
8 |
37158 |
2559 |
- |
2586 |
= |
-27 |
* |
(1429 |
/ |
9526) |
= |
-4.05028342 |
11 |
37160 |
2553 |
- |
2628 |
= |
-75 |
* |
(1360 |
/ |
9526) |
= |
-10.70753723 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hacienda la Puente Unified
|
-31 |
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 |
37352 |
2442 |
- |
2436 |
= |
6 |
* |
(1373 |
/ |
9418) |
= |
0.874708 |
4 |
37353 |
2477 |
- |
2485 |
= |
-8 |
* |
(1283 |
/ |
9418) |
= |
-1.08982798 |
5 |
37354 |
2502 |
- |
2528 |
= |
-26 |
* |
(1348 |
/ |
9418) |
= |
-3.72138458 |
6 |
37355 |
2522 |
- |
2552 |
= |
-30 |
* |
(1304 |
/ |
9418) |
= |
-4.15374813 |
7 |
37356 |
2535 |
- |
2567 |
= |
-32 |
* |
(1403 |
/ |
9418) |
= |
-4.76704182 |
8 |
37357 |
2562 |
- |
2586 |
= |
-24 |
* |
(1371 |
/ |
9418) |
= |
-3.49373539 |
11 |
37358 |
2561 |
- |
2628 |
= |
-67 |
* |
(1336 |
/ |
9418) |
= |
-9.50435334 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hacienda la Puente Unified
|
-26 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-46
|
-33
|
-34
|
-31
|
-26
|
-170.0 |
-34.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -13.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.0
For the lines, you have the data necessary to plot the chart.