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 |
94680 |
2380 |
- |
2436 |
= |
-56 |
* |
(30 |
/ |
122)
|
= |
-13.77049178 |
| 4 |
94681 |
2382 |
- |
2485 |
= |
-103 |
* |
(48 |
/ |
122)
|
= |
-40.52459007 |
| 5 |
94684 |
2420 |
- |
2528 |
= |
-108 |
* |
(44 |
/ |
122)
|
= |
-38.9508196 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Madison Park Academy TK-5
|
-93 |
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 |
2669 |
2337 |
- |
2436 |
= |
-99 |
* |
(46 |
/ |
130)
|
= |
-35.03076915 |
| 4 |
2672 |
2428 |
- |
2485 |
= |
-57 |
* |
(32 |
/ |
130)
|
= |
-14.03076922 |
| 5 |
2673 |
2388 |
- |
2528 |
= |
-140 |
* |
(52 |
/ |
130)
|
= |
-56.0 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Madison Park Academy TK-5
|
-105 |
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 |
2744 |
2370 |
- |
2436 |
= |
-66 |
* |
(35 |
/ |
117)
|
= |
-19.74358973 |
| 4 |
2746 |
2415 |
- |
2485 |
= |
-70 |
* |
(48 |
/ |
117)
|
= |
-28.7179487 |
| 5 |
2748 |
2459 |
- |
2528 |
= |
-69 |
* |
(34 |
/ |
117)
|
= |
-20.05128201 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Madison Park Academy TK-5
|
-69 |
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 |
2748 |
2367 |
- |
2436 |
= |
-69 |
* |
(61 |
/ |
147)
|
= |
-28.63265303 |
| 4 |
2750 |
2416 |
- |
2485 |
= |
-69 |
* |
(42 |
/ |
147)
|
= |
-19.71428567 |
| 5 |
2752 |
2448 |
- |
2528 |
= |
-80 |
* |
(44 |
/ |
147)
|
= |
-23.94557816 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Madison Park Academy TK-5
|
-72 |
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 |
2769 |
2377 |
- |
2436 |
= |
-59 |
* |
(39 |
/ |
149)
|
= |
-15.44295299 |
| 4 |
2770 |
2428 |
- |
2485 |
= |
-57 |
* |
(66 |
/ |
149)
|
= |
-25.24832214 |
| 5 |
2771 |
2415 |
- |
2528 |
= |
-113 |
* |
(44 |
/ |
149)
|
= |
-33.36912747 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Madison Park Academy TK-5
|
-74 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-93
|
-105
|
-69
|
-72
|
-74
|
-413.0 |
-82.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -37.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -127.6
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:
