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 |
451398 |
0 |
- |
2436 |
= |
|
* |
(7 |
/ |
58) |
= |
|
4 |
451401 |
0 |
- |
2485 |
= |
|
* |
(10 |
/ |
58) |
= |
|
5 |
451402 |
0 |
- |
2528 |
= |
|
* |
(9 |
/ |
58) |
= |
|
6 |
451405 |
0 |
- |
2552 |
= |
|
* |
(10 |
/ |
58) |
= |
|
7 |
451406 |
2527 |
- |
2567 |
= |
-40 |
* |
(13 |
/ |
58) |
= |
-8.96551724 |
8 |
451409 |
0 |
- |
2586 |
= |
|
* |
(9 |
/ |
58) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Mulberry Elementary
|
-9 |
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 |
14262 |
2433 |
- |
2436 |
= |
-3 |
* |
(12 |
/ |
49) |
= |
-0.73469388 |
4 |
14263 |
0 |
- |
2485 |
= |
|
* |
(8 |
/ |
49) |
= |
|
5 |
14265 |
0 |
- |
2528 |
= |
|
* |
(8 |
/ |
49) |
= |
|
6 |
14268 |
0 |
- |
2552 |
= |
|
* |
(7 |
/ |
49) |
= |
|
7 |
14269 |
0 |
- |
2567 |
= |
|
* |
(5 |
/ |
49) |
= |
|
8 |
14271 |
0 |
- |
2586 |
= |
|
* |
(9 |
/ |
49) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Mulberry Elementary
|
-1 |
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 |
14596 |
2426 |
- |
2436 |
= |
-10 |
* |
(14 |
/ |
61) |
= |
-2.29508196 |
4 |
14598 |
2474 |
- |
2485 |
= |
-11 |
* |
(13 |
/ |
61) |
= |
-2.34426229 |
5 |
14601 |
0 |
- |
2528 |
= |
|
* |
(0 |
/ |
61) |
= |
|
6 |
14603 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
61) |
= |
|
7 |
14605 |
2525 |
- |
2567 |
= |
-42 |
* |
(12 |
/ |
61) |
= |
-8.26229506 |
8 |
14607 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
61) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Mulberry Elementary
|
-13 |
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 |
14604 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
52) |
= |
|
4 |
14607 |
2483 |
- |
2485 |
= |
-2 |
* |
(15 |
/ |
52) |
= |
-0.57692308 |
5 |
14608 |
0 |
- |
2528 |
= |
|
* |
(0 |
/ |
52) |
= |
|
6 |
14611 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
52) |
= |
|
7 |
14612 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
52) |
= |
|
8 |
14615 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
52) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Mulberry Elementary
|
-1 |
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 |
14700 |
2458 |
- |
2436 |
= |
22 |
* |
(12 |
/ |
51) |
= |
5.17647057 |
4 |
14701 |
0 |
- |
2485 |
= |
|
* |
(5 |
/ |
51) |
= |
|
5 |
14702 |
2508 |
- |
2528 |
= |
-20 |
* |
(14 |
/ |
51) |
= |
-5.49019606 |
6 |
14703 |
0 |
- |
2552 |
= |
|
* |
(5 |
/ |
51) |
= |
|
7 |
14704 |
0 |
- |
2567 |
= |
|
* |
(7 |
/ |
51) |
= |
|
8 |
14705 |
0 |
- |
2586 |
= |
|
* |
(8 |
/ |
51) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Mulberry Elementary
|
0 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-9
|
-1
|
-13
|
-1
|
0
|
-24.0 |
-4.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 12.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -24.0
For the lines, you have the data necessary to plot the chart.