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 |
2277159 |
2433 |
- |
2436 |
= |
-3 |
* |
(76 |
/ |
242)
|
= |
-0.94214876 |
| 4 |
2277160 |
2459 |
- |
2485 |
= |
-26 |
* |
(90 |
/ |
242)
|
= |
-9.66942148 |
| 5 |
2277163 |
2527 |
- |
2528 |
= |
-1 |
* |
(76 |
/ |
242)
|
= |
-0.31404959 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Nye Elementary
|
-11 |
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 |
69810 |
2456 |
- |
2436 |
= |
20 |
* |
(65 |
/ |
231)
|
= |
5.62770562 |
| 4 |
69811 |
2485 |
- |
2485 |
= |
0 |
* |
(82 |
/ |
231)
|
= |
0.0 |
| 5 |
69814 |
2515 |
- |
2528 |
= |
-13 |
* |
(84 |
/ |
231)
|
= |
-4.72727272 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Nye 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 |
71642 |
2464 |
- |
2436 |
= |
28 |
* |
(94 |
/ |
224)
|
= |
11.75 |
| 4 |
71644 |
2492 |
- |
2485 |
= |
7 |
* |
(61 |
/ |
224)
|
= |
1.90625 |
| 5 |
71647 |
2527 |
- |
2528 |
= |
-1 |
* |
(69 |
/ |
224)
|
= |
-0.30803571 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Nye 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 |
71788 |
2448 |
- |
2436 |
= |
12 |
* |
(69 |
/ |
211)
|
= |
3.92417062 |
| 4 |
71790 |
2524 |
- |
2485 |
= |
39 |
* |
(84 |
/ |
211)
|
= |
15.52606634 |
| 5 |
71792 |
2526 |
- |
2528 |
= |
-2 |
* |
(58 |
/ |
211)
|
= |
-0.54976303 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Nye Elementary
|
19 |
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 |
72273 |
2471 |
- |
2436 |
= |
35 |
* |
(67 |
/ |
205)
|
= |
11.43902438 |
| 4 |
72274 |
2536 |
- |
2485 |
= |
51 |
* |
(58 |
/ |
205)
|
= |
14.42926828 |
| 5 |
72275 |
2538 |
- |
2528 |
= |
10 |
* |
(80 |
/ |
205)
|
= |
3.90243902 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Nye Elementary
|
30 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-11
|
1
|
13
|
19
|
30
|
52.0 |
10.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 55.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -34.6
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:
