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 |
1006631 |
2387 |
- |
2436 |
= |
-49 |
* |
(164 |
/ |
603)
|
= |
-13.32669983 |
| 4 |
1006632 |
2446 |
- |
2485 |
= |
-39 |
* |
(170 |
/ |
603)
|
= |
-10.99502485 |
| 5 |
1006635 |
2450 |
- |
2528 |
= |
-78 |
* |
(175 |
/ |
603)
|
= |
-22.63681586 |
| 6 |
1006636 |
2447 |
- |
2552 |
= |
-105 |
* |
(94 |
/ |
603)
|
= |
-16.36815915 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Nueva Vista Elementary
|
-63 |
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 |
31764 |
2418 |
- |
2436 |
= |
-18 |
* |
(163 |
/ |
590)
|
= |
-4.97288135 |
| 4 |
31766 |
2455 |
- |
2485 |
= |
-30 |
* |
(161 |
/ |
590)
|
= |
-8.18644065 |
| 5 |
31769 |
2478 |
- |
2528 |
= |
-50 |
* |
(174 |
/ |
590)
|
= |
-14.7457627 |
| 6 |
31771 |
2443 |
- |
2552 |
= |
-109 |
* |
(92 |
/ |
590)
|
= |
-16.99661013 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Nueva Vista Elementary
|
-45 |
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 |
32318 |
2425 |
- |
2436 |
= |
-11 |
* |
(152 |
/ |
574)
|
= |
-2.91289198 |
| 4 |
32320 |
2460 |
- |
2485 |
= |
-25 |
* |
(159 |
/ |
574)
|
= |
-6.9250871 |
| 5 |
32321 |
2495 |
- |
2528 |
= |
-33 |
* |
(163 |
/ |
574)
|
= |
-9.37108013 |
| 6 |
32324 |
2481 |
- |
2552 |
= |
-71 |
* |
(100 |
/ |
574)
|
= |
-12.36933792 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Nueva Vista Elementary
|
-32 |
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 |
32345 |
2420 |
- |
2436 |
= |
-16 |
* |
(160 |
/ |
574)
|
= |
-4.4599303 |
| 4 |
32347 |
2451 |
- |
2485 |
= |
-34 |
* |
(165 |
/ |
574)
|
= |
-9.77351913 |
| 5 |
32349 |
2470 |
- |
2528 |
= |
-58 |
* |
(157 |
/ |
574)
|
= |
-15.86411145 |
| 6 |
32351 |
2503 |
- |
2552 |
= |
-49 |
* |
(92 |
/ |
574)
|
= |
-7.85365851 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Nueva Vista Elementary
|
-38 |
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 |
32527 |
2448 |
- |
2436 |
= |
12 |
* |
(130 |
/ |
512)
|
= |
3.046875 |
| 4 |
32528 |
2468 |
- |
2485 |
= |
-17 |
* |
(157 |
/ |
512)
|
= |
-5.21289063 |
| 5 |
32529 |
2482 |
- |
2528 |
= |
-46 |
* |
(154 |
/ |
512)
|
= |
-13.8359375 |
| 6 |
32530 |
2499 |
- |
2552 |
= |
-53 |
* |
(71 |
/ |
512)
|
= |
-7.34960938 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Nueva Vista Elementary
|
-23 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-63
|
-45
|
-32
|
-38
|
-23
|
-201.0 |
-40.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 4.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -85.2
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:
