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 |
2273270 |
2467 |
- |
2436 |
= |
31 |
* |
(89 |
/ |
265)
|
= |
10.41132074 |
| 4 |
2273273 |
2503 |
- |
2485 |
= |
18 |
* |
(83 |
/ |
265)
|
= |
5.63773585 |
| 5 |
2273274 |
2523 |
- |
2528 |
= |
-5 |
* |
(93 |
/ |
265)
|
= |
-1.75471698 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Dailard Elementary
|
14 |
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 |
69707 |
2488 |
- |
2436 |
= |
52 |
* |
(82 |
/ |
242)
|
= |
17.6198347 |
| 4 |
69710 |
2525 |
- |
2485 |
= |
40 |
* |
(83 |
/ |
242)
|
= |
13.71900824 |
| 5 |
69711 |
2549 |
- |
2528 |
= |
21 |
* |
(77 |
/ |
242)
|
= |
6.68181818 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Dailard Elementary
|
38 |
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 |
71541 |
2491 |
- |
2436 |
= |
55 |
* |
(71 |
/ |
227)
|
= |
17.20264315 |
| 4 |
71542 |
2526 |
- |
2485 |
= |
41 |
* |
(78 |
/ |
227)
|
= |
14.08810569 |
| 5 |
71544 |
2546 |
- |
2528 |
= |
18 |
* |
(78 |
/ |
227)
|
= |
6.18502201 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Dailard Elementary
|
37 |
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 |
71685 |
2482 |
- |
2436 |
= |
46 |
* |
(85 |
/ |
235)
|
= |
16.63829784 |
| 4 |
71687 |
2539 |
- |
2485 |
= |
54 |
* |
(74 |
/ |
235)
|
= |
17.00425532 |
| 5 |
71689 |
2562 |
- |
2528 |
= |
34 |
* |
(76 |
/ |
235)
|
= |
10.99574467 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Dailard Elementary
|
45 |
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 |
72171 |
2486 |
- |
2436 |
= |
50 |
* |
(88 |
/ |
247)
|
= |
17.81376515 |
| 4 |
72172 |
2535 |
- |
2485 |
= |
50 |
* |
(84 |
/ |
247)
|
= |
17.00404855 |
| 5 |
72173 |
2578 |
- |
2528 |
= |
50 |
* |
(75 |
/ |
247)
|
= |
15.1821862 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Dailard Elementary
|
50 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
14
|
38
|
37
|
45
|
50
|
184.0 |
36.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 75.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -2.2
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
