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 |
2224549 |
2383 |
- |
2436 |
= |
-53 |
* |
(58 |
/ |
181)
|
= |
-16.98342536 |
| 4 |
2224551 |
2406 |
- |
2485 |
= |
-79 |
* |
(61 |
/ |
181)
|
= |
-26.62430935 |
| 5 |
2224552 |
2450 |
- |
2528 |
= |
-78 |
* |
(62 |
/ |
181)
|
= |
-26.71823201 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for King-Chavez Arts Academy
|
-70 |
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 |
68228 |
2375 |
- |
2436 |
= |
-61 |
* |
(71 |
/ |
193)
|
= |
-22.44041447 |
| 4 |
68230 |
2409 |
- |
2485 |
= |
-76 |
* |
(59 |
/ |
193)
|
= |
-23.23316056 |
| 5 |
68232 |
2414 |
- |
2528 |
= |
-114 |
* |
(63 |
/ |
193)
|
= |
-37.21243518 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for King-Chavez Arts Academy
|
-83 |
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 |
70045 |
2411 |
- |
2436 |
= |
-25 |
* |
(62 |
/ |
183)
|
= |
-8.46994535 |
| 4 |
70046 |
2427 |
- |
2485 |
= |
-58 |
* |
(64 |
/ |
183)
|
= |
-20.28415295 |
| 5 |
70049 |
2448 |
- |
2528 |
= |
-80 |
* |
(57 |
/ |
183)
|
= |
-24.91803272 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for King-Chavez Arts Academy
|
-54 |
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 |
70203 |
2386 |
- |
2436 |
= |
-50 |
* |
(62 |
/ |
186)
|
= |
-16.66666665 |
| 4 |
70205 |
2466 |
- |
2485 |
= |
-19 |
* |
(61 |
/ |
186)
|
= |
-6.23118279 |
| 5 |
70207 |
2439 |
- |
2528 |
= |
-89 |
* |
(63 |
/ |
186)
|
= |
-30.14516125 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for King-Chavez Arts Academy
|
-53 |
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 |
70719 |
2395 |
- |
2436 |
= |
-41 |
* |
(65 |
/ |
184)
|
= |
-14.48369563 |
| 4 |
70720 |
2412 |
- |
2485 |
= |
-73 |
* |
(60 |
/ |
184)
|
= |
-23.80434779 |
| 5 |
70721 |
2478 |
- |
2528 |
= |
-50 |
* |
(59 |
/ |
184)
|
= |
-16.03260865 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for King-Chavez Arts Academy
|
-54 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-70
|
-83
|
-54
|
-53
|
-54
|
-314.0 |
-62.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average:
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average:
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:
