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 |
1608972 |
2446 |
- |
2436 |
= |
10 |
* |
(1070 |
/ |
6473) |
= |
1.65302023 |
4 |
1608975 |
2484 |
- |
2485 |
= |
-1 |
* |
(1123 |
/ |
6473) |
= |
-0.17348988 |
5 |
1608976 |
2519 |
- |
2528 |
= |
-9 |
* |
(1117 |
/ |
6473) |
= |
-1.55306658 |
6 |
1608979 |
2534 |
- |
2552 |
= |
-18 |
* |
(1102 |
/ |
6473) |
= |
-3.06442143 |
7 |
1608980 |
2545 |
- |
2567 |
= |
-22 |
* |
(1044 |
/ |
6473) |
= |
-3.54827746 |
8 |
1608983 |
2569 |
- |
2586 |
= |
-17 |
* |
(1017 |
/ |
6473) |
= |
-2.67094082 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Roseville City 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 |
50352 |
2457 |
- |
2436 |
= |
21 |
* |
(1061 |
/ |
6551) |
= |
3.40116013 |
4 |
50355 |
2490 |
- |
2485 |
= |
5 |
* |
(1108 |
/ |
6551) |
= |
0.84567242 |
5 |
50357 |
2529 |
- |
2528 |
= |
1 |
* |
(1127 |
/ |
6551) |
= |
0.1720348 |
6 |
50358 |
2541 |
- |
2552 |
= |
-11 |
* |
(1094 |
/ |
6551) |
= |
-1.83697144 |
7 |
50360 |
2559 |
- |
2567 |
= |
-8 |
* |
(1127 |
/ |
6551) |
= |
-1.37627842 |
8 |
50362 |
2581 |
- |
2586 |
= |
-5 |
* |
(1034 |
/ |
6551) |
= |
-0.78919249 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Roseville City Elementary
|
0 |
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 |
51787 |
2453 |
- |
2436 |
= |
17 |
* |
(1115 |
/ |
6774) |
= |
2.79819898 |
4 |
51788 |
2492 |
- |
2485 |
= |
7 |
* |
(1087 |
/ |
6774) |
= |
1.12326542 |
5 |
51790 |
2522 |
- |
2528 |
= |
-6 |
* |
(1148 |
/ |
6774) |
= |
-1.01682905 |
6 |
51793 |
2543 |
- |
2552 |
= |
-9 |
* |
(1174 |
/ |
6774) |
= |
-1.55978742 |
7 |
51795 |
2552 |
- |
2567 |
= |
-15 |
* |
(1103 |
/ |
6774) |
= |
-2.44242692 |
8 |
51797 |
2571 |
- |
2586 |
= |
-15 |
* |
(1147 |
/ |
6774) |
= |
-2.53985828 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Roseville City Elementary
|
-4 |
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 |
51819 |
2457 |
- |
2436 |
= |
21 |
* |
(1107 |
/ |
6880) |
= |
3.3789244 |
4 |
51820 |
2495 |
- |
2485 |
= |
10 |
* |
(1136 |
/ |
6880) |
= |
1.65116279 |
5 |
51823 |
2524 |
- |
2528 |
= |
-4 |
* |
(1118 |
/ |
6880) |
= |
-0.65 |
6 |
51824 |
2540 |
- |
2552 |
= |
-12 |
* |
(1215 |
/ |
6880) |
= |
-2.11918604 |
7 |
51827 |
2554 |
- |
2567 |
= |
-13 |
* |
(1183 |
/ |
6880) |
= |
-2.23531976 |
8 |
51828 |
2578 |
- |
2586 |
= |
-8 |
* |
(1121 |
/ |
6880) |
= |
-1.30348837 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Roseville City 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 |
52012 |
2452 |
- |
2436 |
= |
16 |
* |
(1205 |
/ |
7147) |
= |
2.69763536 |
4 |
52013 |
2493 |
- |
2485 |
= |
8 |
* |
(1161 |
/ |
7147) |
= |
1.29956625 |
5 |
52014 |
2523 |
- |
2528 |
= |
-5 |
* |
(1187 |
/ |
7147) |
= |
-0.83041836 |
6 |
52015 |
2543 |
- |
2552 |
= |
-9 |
* |
(1170 |
/ |
7147) |
= |
-1.47334546 |
7 |
52016 |
2555 |
- |
2567 |
= |
-12 |
* |
(1245 |
/ |
7147) |
= |
-2.09038757 |
8 |
52017 |
2581 |
- |
2586 |
= |
-5 |
* |
(1179 |
/ |
7147) |
= |
-0.8248216 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Roseville City Elementary
|
-1 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-9
|
0
|
-4
|
-1
|
-1
|
-15.0 |
-3.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 5.25
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -12.75
For the lines, you have the data necessary to plot the chart.