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 |
1439502 |
2453 |
- |
2436 |
= |
17 |
* |
(110 |
/ |
371)
|
= |
5.04043125 |
| 4 |
1439503 |
2497 |
- |
2485 |
= |
12 |
* |
(134 |
/ |
371)
|
= |
4.3342318 |
| 5 |
1439506 |
2529 |
- |
2528 |
= |
1 |
* |
(127 |
/ |
371)
|
= |
0.34231806 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Truman Benedict Elementary
|
10 |
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 |
45312 |
2446 |
- |
2436 |
= |
10 |
* |
(104 |
/ |
349)
|
= |
2.97994269 |
| 4 |
45315 |
2518 |
- |
2485 |
= |
33 |
* |
(112 |
/ |
349)
|
= |
10.59025787 |
| 5 |
45317 |
2545 |
- |
2528 |
= |
17 |
* |
(133 |
/ |
349)
|
= |
6.47851003 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Truman Benedict Elementary
|
20 |
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 |
46522 |
2465 |
- |
2436 |
= |
29 |
* |
(90 |
/ |
325)
|
= |
8.0307692 |
| 4 |
46524 |
2510 |
- |
2485 |
= |
25 |
* |
(114 |
/ |
325)
|
= |
8.76923075 |
| 5 |
46527 |
2533 |
- |
2528 |
= |
5 |
* |
(121 |
/ |
325)
|
= |
1.86153846 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Truman Benedict Elementary
|
19 |
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 |
46532 |
2454 |
- |
2436 |
= |
18 |
* |
(97 |
/ |
311)
|
= |
5.61414791 |
| 4 |
46534 |
2516 |
- |
2485 |
= |
31 |
* |
(94 |
/ |
311)
|
= |
9.36977489 |
| 5 |
46536 |
2526 |
- |
2528 |
= |
-2 |
* |
(120 |
/ |
311)
|
= |
-0.77170418 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Truman Benedict Elementary
|
14 |
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 |
46715 |
2463 |
- |
2436 |
= |
27 |
* |
(103 |
/ |
303)
|
= |
9.17821781 |
| 4 |
46716 |
2504 |
- |
2485 |
= |
19 |
* |
(106 |
/ |
303)
|
= |
6.64686468 |
| 5 |
46717 |
2557 |
- |
2528 |
= |
29 |
* |
(94 |
/ |
303)
|
= |
8.99669967 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Truman Benedict Elementary
|
25 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
10
|
20
|
19
|
14
|
25
|
88.0 |
17.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 32.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 2.6
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:
