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 |
624708 |
2391 |
- |
2436 |
= |
-45 |
* |
(1188 |
/ |
7612) |
= |
-7.02312138 |
4 |
624709 |
2435 |
- |
2485 |
= |
-50 |
* |
(1092 |
/ |
7612) |
= |
-7.1728849 |
5 |
624712 |
2449 |
- |
2528 |
= |
-79 |
* |
(1045 |
/ |
7612) |
= |
-10.84537564 |
6 |
624713 |
2489 |
- |
2552 |
= |
-63 |
* |
(1092 |
/ |
7612) |
= |
-9.03783497 |
7 |
624716 |
2485 |
- |
2567 |
= |
-82 |
* |
(1069 |
/ |
7612) |
= |
-11.51576455 |
8 |
624717 |
2500 |
- |
2586 |
= |
-86 |
* |
(1092 |
/ |
7612) |
= |
-12.33736203 |
11 |
624720 |
2546 |
- |
2628 |
= |
-82 |
* |
(1034 |
/ |
7612) |
= |
-11.1387283 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Baldwin Park Unified
|
-69 |
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 |
19953 |
2403 |
- |
2436 |
= |
-33 |
* |
(936 |
/ |
7440) |
= |
-4.15161288 |
4 |
19956 |
2438 |
- |
2485 |
= |
-47 |
* |
(1152 |
/ |
7440) |
= |
-7.27741932 |
5 |
19957 |
2464 |
- |
2528 |
= |
-64 |
* |
(1085 |
/ |
7440) |
= |
-9.33333331 |
6 |
19960 |
2493 |
- |
2552 |
= |
-59 |
* |
(1064 |
/ |
7440) |
= |
-8.43763437 |
7 |
19961 |
2497 |
- |
2567 |
= |
-70 |
* |
(1080 |
/ |
7440) |
= |
-10.1612903 |
8 |
19963 |
2506 |
- |
2586 |
= |
-80 |
* |
(1054 |
/ |
7440) |
= |
-11.33333328 |
11 |
19965 |
2540 |
- |
2628 |
= |
-88 |
* |
(1069 |
/ |
7440) |
= |
-12.64408596 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Baldwin Park Unified
|
-63 |
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 |
20265 |
2409 |
- |
2436 |
= |
-27 |
* |
(1002 |
/ |
7203) |
= |
-3.75593501 |
4 |
20268 |
2444 |
- |
2485 |
= |
-41 |
* |
(920 |
/ |
7203) |
= |
-5.23670692 |
5 |
20269 |
2460 |
- |
2528 |
= |
-68 |
* |
(1126 |
/ |
7203) |
= |
-10.6300152 |
6 |
20271 |
2500 |
- |
2552 |
= |
-52 |
* |
(1064 |
/ |
7203) |
= |
-7.68124391 |
7 |
20274 |
2494 |
- |
2567 |
= |
-73 |
* |
(1010 |
/ |
7203) |
= |
-10.23601277 |
8 |
20275 |
2505 |
- |
2586 |
= |
-81 |
* |
(1066 |
/ |
7203) |
= |
-11.98750517 |
11 |
20277 |
2538 |
- |
2628 |
= |
-90 |
* |
(1015 |
/ |
7203) |
= |
-12.68221572 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Baldwin Park Unified
|
-62 |
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 |
20266 |
2408 |
- |
2436 |
= |
-28 |
* |
(981 |
/ |
6901) |
= |
-3.98029271 |
4 |
20269 |
2450 |
- |
2485 |
= |
-35 |
* |
(983 |
/ |
6901) |
= |
-4.98550934 |
5 |
20270 |
2468 |
- |
2528 |
= |
-60 |
* |
(865 |
/ |
6901) |
= |
-7.52064918 |
6 |
20273 |
2500 |
- |
2552 |
= |
-52 |
* |
(1094 |
/ |
6901) |
= |
-8.24344295 |
7 |
20274 |
2501 |
- |
2567 |
= |
-66 |
* |
(1006 |
/ |
6901) |
= |
-9.62121428 |
8 |
20277 |
2511 |
- |
2586 |
= |
-75 |
* |
(976 |
/ |
6901) |
= |
-10.60715835 |
11 |
20278 |
2538 |
- |
2628 |
= |
-90 |
* |
(996 |
/ |
6901) |
= |
-12.98942181 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Baldwin Park Unified
|
-58 |
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 |
20448 |
2412 |
- |
2436 |
= |
-24 |
* |
(847 |
/ |
6599) |
= |
-3.08046672 |
4 |
20449 |
2454 |
- |
2485 |
= |
-31 |
* |
(949 |
/ |
6599) |
= |
-4.45809971 |
5 |
20450 |
2473 |
- |
2528 |
= |
-55 |
* |
(969 |
/ |
6599) |
= |
-8.07622365 |
6 |
20451 |
2513 |
- |
2552 |
= |
-39 |
* |
(846 |
/ |
6599) |
= |
-4.99984844 |
7 |
20452 |
2497 |
- |
2567 |
= |
-70 |
* |
(1050 |
/ |
6599) |
= |
-11.13805119 |
8 |
20453 |
2516 |
- |
2586 |
= |
-70 |
* |
(974 |
/ |
6599) |
= |
-10.3318684 |
11 |
20454 |
2539 |
- |
2628 |
= |
-89 |
* |
(964 |
/ |
6599) |
= |
-13.00136377 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Baldwin Park Unified
|
-55 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-69
|
-63
|
-62
|
-58
|
-55
|
-307.0 |
-61.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -46.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -76.4
For the lines, you have the data necessary to plot the chart.