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 |
1679093 |
2394 |
- |
2436 |
= |
-42 |
* |
(1632 |
/ |
11242) |
= |
-6.09713572 |
4 |
1679094 |
2435 |
- |
2485 |
= |
-50 |
* |
(1548 |
/ |
11242) |
= |
-6.8848959 |
5 |
1679097 |
2455 |
- |
2528 |
= |
-73 |
* |
(1667 |
/ |
11242) |
= |
-10.82467528 |
6 |
1679098 |
2468 |
- |
2552 |
= |
-84 |
* |
(1564 |
/ |
11242) |
= |
-11.68617677 |
7 |
1679101 |
2478 |
- |
2567 |
= |
-89 |
* |
(1565 |
/ |
11242) |
= |
-12.38969926 |
8 |
1679102 |
2491 |
- |
2586 |
= |
-95 |
* |
(1593 |
/ |
11242) |
= |
-13.46157258 |
11 |
1679105 |
2526 |
- |
2628 |
= |
-102 |
* |
(1673 |
/ |
11242) |
= |
-15.17932747 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hemet Unified
|
-77 |
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 |
52390 |
2404 |
- |
2436 |
= |
-32 |
* |
(1616 |
/ |
11318) |
= |
-4.56900512 |
4 |
52393 |
2436 |
- |
2485 |
= |
-49 |
* |
(1661 |
/ |
11318) |
= |
-7.19111147 |
5 |
52395 |
2466 |
- |
2528 |
= |
-62 |
* |
(1570 |
/ |
11318) |
= |
-8.60045939 |
6 |
52396 |
2465 |
- |
2552 |
= |
-87 |
* |
(1671 |
/ |
11318) |
= |
-12.84476048 |
7 |
52398 |
2488 |
- |
2567 |
= |
-79 |
* |
(1589 |
/ |
11318) |
= |
-11.09127049 |
8 |
52400 |
2499 |
- |
2586 |
= |
-87 |
* |
(1589 |
/ |
11318) |
= |
-12.21443712 |
11 |
52403 |
2539 |
- |
2628 |
= |
-89 |
* |
(1622 |
/ |
11318) |
= |
-12.75472697 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hemet Unified
|
-69 |
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 |
53889 |
2404 |
- |
2436 |
= |
-32 |
* |
(1484 |
/ |
11428) |
= |
-4.15540774 |
4 |
53891 |
2437 |
- |
2485 |
= |
-48 |
* |
(1641 |
/ |
11428) |
= |
-6.89254459 |
5 |
53893 |
2454 |
- |
2528 |
= |
-74 |
* |
(1677 |
/ |
11428) |
= |
-10.85911794 |
6 |
53895 |
2476 |
- |
2552 |
= |
-76 |
* |
(1612 |
/ |
11428) |
= |
-10.72033595 |
7 |
53897 |
2484 |
- |
2567 |
= |
-83 |
* |
(1729 |
/ |
11428) |
= |
-12.55749031 |
8 |
53899 |
2491 |
- |
2586 |
= |
-95 |
* |
(1604 |
/ |
11428) |
= |
-13.33391662 |
11 |
53901 |
2521 |
- |
2628 |
= |
-107 |
* |
(1681 |
/ |
11428) |
= |
-15.73914938 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hemet Unified
|
-74 |
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 |
53989 |
2401 |
- |
2436 |
= |
-35 |
* |
(1532 |
/ |
11533) |
= |
-4.64926732 |
4 |
53990 |
2428 |
- |
2485 |
= |
-57 |
* |
(1534 |
/ |
11533) |
= |
-7.58154857 |
5 |
53993 |
2456 |
- |
2528 |
= |
-72 |
* |
(1690 |
/ |
11533) |
= |
-10.55059394 |
6 |
53994 |
2469 |
- |
2552 |
= |
-83 |
* |
(1699 |
/ |
11533) |
= |
-12.22726087 |
7 |
53997 |
2487 |
- |
2567 |
= |
-80 |
* |
(1628 |
/ |
11533) |
= |
-11.29281192 |
8 |
53998 |
2485 |
- |
2586 |
= |
-101 |
* |
(1773 |
/ |
11533) |
= |
-15.52700937 |
11 |
54001 |
2515 |
- |
2628 |
= |
-113 |
* |
(1677 |
/ |
11533) |
= |
-16.43119734 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hemet Unified
|
-78 |
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 |
54231 |
2399 |
- |
2436 |
= |
-37 |
* |
(1591 |
/ |
11483) |
= |
-5.12644779 |
4 |
54232 |
2428 |
- |
2485 |
= |
-57 |
* |
(1545 |
/ |
11483) |
= |
-7.6691631 |
5 |
54233 |
2454 |
- |
2528 |
= |
-74 |
* |
(1590 |
/ |
11483) |
= |
-10.24645122 |
6 |
54234 |
2461 |
- |
2552 |
= |
-91 |
* |
(1707 |
/ |
11483) |
= |
-13.52756241 |
7 |
54235 |
2480 |
- |
2567 |
= |
-87 |
* |
(1723 |
/ |
11483) |
= |
-13.05416695 |
8 |
54236 |
2489 |
- |
2586 |
= |
-97 |
* |
(1667 |
/ |
11483) |
= |
-14.08159883 |
11 |
54237 |
2510 |
- |
2628 |
= |
-118 |
* |
(1660 |
/ |
11483) |
= |
-17.05825995 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hemet Unified
|
-81 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-77
|
-69
|
-74
|
-78
|
-81
|
-379.0 |
-75.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -63.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -87.8
For the lines, you have the data necessary to plot the chart.