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 |
2276874 |
2453 |
- |
2436 |
= |
17 |
* |
(74 |
/ |
207)
|
= |
6.07729467 |
| 4 |
2276877 |
2498 |
- |
2485 |
= |
13 |
* |
(77 |
/ |
207)
|
= |
4.83574879 |
| 5 |
2276878 |
2543 |
- |
2528 |
= |
15 |
* |
(56 |
/ |
207)
|
= |
4.057971 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Kumeyaay Elementary
|
15 |
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 |
69802 |
2478 |
- |
2436 |
= |
42 |
* |
(93 |
/ |
227)
|
= |
17.20704842 |
| 4 |
69804 |
2506 |
- |
2485 |
= |
21 |
* |
(68 |
/ |
227)
|
= |
6.29074889 |
| 5 |
69806 |
2525 |
- |
2528 |
= |
-3 |
* |
(66 |
/ |
227)
|
= |
-0.87224669 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Kumeyaay Elementary
|
23 |
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 |
71635 |
2482 |
- |
2436 |
= |
46 |
* |
(53 |
/ |
207)
|
= |
11.77777776 |
| 4 |
71637 |
2545 |
- |
2485 |
= |
60 |
* |
(83 |
/ |
207)
|
= |
24.05797098 |
| 5 |
71639 |
2528 |
- |
2528 |
= |
0 |
* |
(71 |
/ |
207)
|
= |
0.0 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Kumeyaay Elementary
|
36 |
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 |
71779 |
2465 |
- |
2436 |
= |
29 |
* |
(58 |
/ |
185)
|
= |
9.09189188 |
| 4 |
71781 |
2541 |
- |
2485 |
= |
56 |
* |
(49 |
/ |
185)
|
= |
14.83243238 |
| 5 |
71783 |
2571 |
- |
2528 |
= |
43 |
* |
(78 |
/ |
185)
|
= |
18.1297297 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Kumeyaay Elementary
|
42 |
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 |
72265 |
2490 |
- |
2436 |
= |
54 |
* |
(69 |
/ |
173)
|
= |
21.53757222 |
| 4 |
72266 |
2525 |
- |
2485 |
= |
40 |
* |
(60 |
/ |
173)
|
= |
13.87283236 |
| 5 |
72267 |
2588 |
- |
2528 |
= |
60 |
* |
(44 |
/ |
173)
|
= |
15.2601156 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Kumeyaay Elementary
|
51 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
15
|
23
|
36
|
42
|
51
|
167.0 |
33.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 75.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -8.6
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:
