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 |
5 |
1727432 |
2449 |
- |
2528 |
= |
-79 |
* |
(45 |
/ |
3704) |
= |
-0.95977321 |
6 |
1727435 |
2475 |
- |
2552 |
= |
-77 |
* |
(119 |
/ |
3704) |
= |
-2.47381203 |
7 |
1727436 |
2476 |
- |
2567 |
= |
-91 |
* |
(746 |
/ |
3704) |
= |
-18.32775372 |
8 |
1727439 |
2480 |
- |
2586 |
= |
-106 |
* |
(749 |
/ |
3704) |
= |
-21.43466513 |
11 |
1727440 |
2527 |
- |
2628 |
= |
-101 |
* |
(2045 |
/ |
3704) |
= |
-55.76268893 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Perris Union High
|
-99 |
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 |
5 |
53764 |
2420 |
- |
2528 |
= |
-108 |
* |
(63 |
/ |
3692) |
= |
-1.84290347 |
6 |
53767 |
2454 |
- |
2552 |
= |
-98 |
* |
(114 |
/ |
3692) |
= |
-3.02600215 |
7 |
53769 |
2460 |
- |
2567 |
= |
-107 |
* |
(783 |
/ |
3692) |
= |
-22.69257851 |
8 |
53770 |
2470 |
- |
2586 |
= |
-116 |
* |
(732 |
/ |
3692) |
= |
-22.99891655 |
11 |
53772 |
2534 |
- |
2628 |
= |
-94 |
* |
(2000 |
/ |
3692) |
= |
-50.92091005 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Perris Union High
|
-101 |
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 |
5 |
55322 |
2419 |
- |
2528 |
= |
-109 |
* |
(66 |
/ |
3758) |
= |
-1.9143161 |
6 |
55323 |
2460 |
- |
2552 |
= |
-92 |
* |
(123 |
/ |
3758) |
= |
-3.0111761 |
7 |
55326 |
2452 |
- |
2567 |
= |
-115 |
* |
(706 |
/ |
3758) |
= |
-21.60457689 |
8 |
55327 |
2457 |
- |
2586 |
= |
-129 |
* |
(761 |
/ |
3758) |
= |
-26.12267157 |
11 |
55330 |
2528 |
- |
2628 |
= |
-100 |
* |
(2102 |
/ |
3758) |
= |
-55.9340074 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Perris Union High
|
-109 |
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 |
5 |
55416 |
2439 |
- |
2528 |
= |
-89 |
* |
(60 |
/ |
3629) |
= |
-1.47147972 |
6 |
55419 |
2457 |
- |
2552 |
= |
-95 |
* |
(118 |
/ |
3629) |
= |
-3.08900518 |
7 |
55420 |
2458 |
- |
2567 |
= |
-109 |
* |
(690 |
/ |
3629) |
= |
-20.72471751 |
8 |
55423 |
2465 |
- |
2586 |
= |
-121 |
* |
(715 |
/ |
3629) |
= |
-23.83990073 |
11 |
55424 |
2522 |
- |
2628 |
= |
-106 |
* |
(2046 |
/ |
3629) |
= |
-59.76191787 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Perris Union High
|
-109 |
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 |
5 |
55677 |
2413 |
- |
2528 |
= |
-115 |
* |
(65 |
/ |
3662) |
= |
-2.04123425 |
6 |
55678 |
2465 |
- |
2552 |
= |
-87 |
* |
(99 |
/ |
3662) |
= |
-2.35199341 |
7 |
55679 |
2465 |
- |
2567 |
= |
-102 |
* |
(774 |
/ |
3662) |
= |
-21.55871102 |
8 |
55680 |
2473 |
- |
2586 |
= |
-113 |
* |
(711 |
/ |
3662) |
= |
-21.93965037 |
11 |
55681 |
2537 |
- |
2628 |
= |
-91 |
* |
(2013 |
/ |
3662) |
= |
-50.02266515 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Perris Union High
|
-98 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-99
|
-101
|
-109
|
-109
|
-98
|
-516.0 |
-103.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -88.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -118.2
For the lines, you have the data necessary to plot the chart.