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 |
2253411 |
2419 |
- |
2436 |
= |
-17 |
* |
(19 |
/ |
85)
|
= |
-3.79999999 |
4 |
2253414 |
2441 |
- |
2485 |
= |
-44 |
* |
(35 |
/ |
85)
|
= |
-18.11764702 |
5 |
2253415 |
2475 |
- |
2528 |
= |
-53 |
* |
(31 |
/ |
85)
|
= |
-19.32941175 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Juarez Elementary
|
-41 |
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 |
69154 |
2426 |
- |
2436 |
= |
-10 |
* |
(33 |
/ |
92)
|
= |
-3.58695652 |
4 |
69156 |
2479 |
- |
2485 |
= |
-6 |
* |
(33 |
/ |
92)
|
= |
-2.15217391 |
5 |
69158 |
2499 |
- |
2528 |
= |
-29 |
* |
(26 |
/ |
92)
|
= |
-8.19565216 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Juarez Elementary
|
-14 |
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 |
70987 |
2440 |
- |
2436 |
= |
4 |
* |
(35 |
/ |
89)
|
= |
1.5730337 |
4 |
70988 |
2476 |
- |
2485 |
= |
-9 |
* |
(30 |
/ |
89)
|
= |
-3.03370786 |
5 |
70991 |
2537 |
- |
2528 |
= |
9 |
* |
(24 |
/ |
89)
|
= |
2.42696629 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Juarez Elementary
|
1 |
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 |
71132 |
2418 |
- |
2436 |
= |
-18 |
* |
(32 |
/ |
99)
|
= |
-5.81818181 |
4 |
71133 |
2492 |
- |
2485 |
= |
7 |
* |
(35 |
/ |
99)
|
= |
2.47474747 |
5 |
71135 |
2476 |
- |
2528 |
= |
-52 |
* |
(32 |
/ |
99)
|
= |
-16.8080808 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Juarez Elementary
|
-20 |
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 |
71619 |
2445 |
- |
2436 |
= |
9 |
* |
(35 |
/ |
78)
|
= |
4.03846153 |
4 |
71620 |
2459 |
- |
2485 |
= |
-26 |
* |
(18 |
/ |
78)
|
= |
-5.99999998 |
5 |
71621 |
2490 |
- |
2528 |
= |
-38 |
* |
(25 |
/ |
78)
|
= |
-12.17948716 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Juarez Elementary
|
-14 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-41
|
-14
|
1
|
-20
|
-14
|
-88.0 |
-17.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 27.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -62.6
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: