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 |
2744331 |
2477 |
- |
2436 |
= |
41 |
* |
(18 |
/ |
62) |
= |
11.90322578 |
4 |
2744332 |
2526 |
- |
2485 |
= |
41 |
* |
(15 |
/ |
62) |
= |
9.9193548 |
5 |
2744335 |
2571 |
- |
2528 |
= |
43 |
* |
(19 |
/ |
62) |
= |
13.17741932 |
6 |
2744336 |
0 |
- |
2552 |
= |
|
* |
(10 |
/ |
62) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Mountain Elementary
|
35 |
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 |
83437 |
2474 |
- |
2436 |
= |
38 |
* |
(23 |
/ |
68) |
= |
12.85294117 |
4 |
83438 |
2544 |
- |
2485 |
= |
59 |
* |
(16 |
/ |
68) |
= |
13.8823529 |
5 |
83440 |
2597 |
- |
2528 |
= |
69 |
* |
(15 |
/ |
68) |
= |
15.22058822 |
6 |
83442 |
2619 |
- |
2552 |
= |
67 |
* |
(14 |
/ |
68) |
= |
13.79411758 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Mountain Elementary
|
56 |
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 |
85759 |
2458 |
- |
2436 |
= |
22 |
* |
(16 |
/ |
64) |
= |
5.5 |
4 |
85761 |
2510 |
- |
2485 |
= |
25 |
* |
(23 |
/ |
64) |
= |
8.984375 |
5 |
85763 |
2593 |
- |
2528 |
= |
65 |
* |
(16 |
/ |
64) |
= |
16.25 |
6 |
85765 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
64) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Mountain Elementary
|
31 |
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 |
85986 |
2501 |
- |
2436 |
= |
65 |
* |
(18 |
/ |
67) |
= |
17.46268654 |
4 |
85987 |
2517 |
- |
2485 |
= |
32 |
* |
(18 |
/ |
67) |
= |
8.59701491 |
5 |
85990 |
2527 |
- |
2528 |
= |
-1 |
* |
(24 |
/ |
67) |
= |
-0.35820896 |
6 |
85991 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
67) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Mountain Elementary
|
26 |
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 |
86579 |
2489 |
- |
2436 |
= |
53 |
* |
(23 |
/ |
75) |
= |
16.2533333 |
4 |
86580 |
2525 |
- |
2485 |
= |
40 |
* |
(16 |
/ |
75) |
= |
8.53333332 |
5 |
86581 |
2517 |
- |
2528 |
= |
-11 |
* |
(18 |
/ |
75) |
= |
-2.64 |
6 |
86582 |
2544 |
- |
2552 |
= |
-8 |
* |
(18 |
/ |
75) |
= |
-1.92 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Mountain Elementary
|
20 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
35
|
56
|
31
|
26
|
20
|
168.0 |
33.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 72.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -5.4
For the lines, you have the data necessary to plot the chart.