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 |
87454 |
2463 |
- |
2436 |
= |
27 |
* |
(65 |
/ |
179)
|
= |
9.80446926 |
| 4 |
87455 |
2482 |
- |
2485 |
= |
-3 |
* |
(66 |
/ |
179)
|
= |
-1.10614525 |
| 5 |
87458 |
2543 |
- |
2528 |
= |
15 |
* |
(48 |
/ |
179)
|
= |
4.02234636 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Cleveland Elementary
|
13 |
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 |
2451 |
2467 |
- |
2436 |
= |
31 |
* |
(65 |
/ |
183)
|
= |
11.01092894 |
| 4 |
2454 |
2476 |
- |
2485 |
= |
-9 |
* |
(61 |
/ |
183)
|
= |
-3.0 |
| 5 |
2455 |
2542 |
- |
2528 |
= |
14 |
* |
(57 |
/ |
183)
|
= |
4.36065573 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Cleveland Elementary
|
12 |
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 |
2523 |
2461 |
- |
2436 |
= |
25 |
* |
(80 |
/ |
201)
|
= |
9.95024875 |
| 4 |
2526 |
2495 |
- |
2485 |
= |
10 |
* |
(61 |
/ |
201)
|
= |
3.03482587 |
| 5 |
2528 |
2550 |
- |
2528 |
= |
22 |
* |
(60 |
/ |
201)
|
= |
6.56716416 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Cleveland Elementary
|
20 |
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 |
2527 |
2473 |
- |
2436 |
= |
37 |
* |
(60 |
/ |
204)
|
= |
10.88235294 |
| 4 |
2529 |
2500 |
- |
2485 |
= |
15 |
* |
(80 |
/ |
204)
|
= |
5.88235293 |
| 5 |
2531 |
2537 |
- |
2528 |
= |
9 |
* |
(64 |
/ |
204)
|
= |
2.82352941 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Cleveland 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 |
2549 |
2460 |
- |
2436 |
= |
24 |
* |
(68 |
/ |
198)
|
= |
8.24242423 |
| 4 |
2550 |
2506 |
- |
2485 |
= |
21 |
* |
(56 |
/ |
198)
|
= |
5.93939392 |
| 5 |
2551 |
2544 |
- |
2528 |
= |
16 |
* |
(74 |
/ |
198)
|
= |
5.97979797 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Cleveland Elementary
|
20 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
13
|
12
|
20
|
20
|
20
|
85.0 |
17.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 29.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 5.0
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:
