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 |
824260 |
2417 |
- |
2436 |
= |
-19 |
* |
(55 |
/ |
164)
|
= |
-6.37195121 |
4 |
824263 |
2438 |
- |
2485 |
= |
-47 |
* |
(60 |
/ |
164)
|
= |
-17.19512193 |
5 |
824264 |
2448 |
- |
2528 |
= |
-80 |
* |
(49 |
/ |
164)
|
= |
-23.90243896 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Quincy Jones Elementary
|
-47 |
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 |
25805 |
2404 |
- |
2436 |
= |
-32 |
* |
(70 |
/ |
195)
|
= |
-11.48717946 |
4 |
25807 |
2441 |
- |
2485 |
= |
-44 |
* |
(61 |
/ |
195)
|
= |
-13.76410253 |
5 |
25809 |
2449 |
- |
2528 |
= |
-79 |
* |
(64 |
/ |
195)
|
= |
-25.92820511 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Quincy Jones Elementary
|
-51 |
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 |
26286 |
2436 |
- |
2436 |
= |
0 |
* |
(46 |
/ |
183)
|
= |
0.0 |
4 |
26288 |
2437 |
- |
2485 |
= |
-48 |
* |
(76 |
/ |
183)
|
= |
-19.93442621 |
5 |
26290 |
2447 |
- |
2528 |
= |
-81 |
* |
(61 |
/ |
183)
|
= |
-26.99999997 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Quincy Jones Elementary
|
-47 |
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 |
26258 |
2409 |
- |
2436 |
= |
-27 |
* |
(48 |
/ |
166)
|
= |
-7.8072289 |
4 |
26261 |
2466 |
- |
2485 |
= |
-19 |
* |
(46 |
/ |
166)
|
= |
-5.26506023 |
5 |
26262 |
2452 |
- |
2528 |
= |
-76 |
* |
(72 |
/ |
166)
|
= |
-32.96385536 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Quincy Jones Elementary
|
-46 |
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 |
26394 |
2429 |
- |
2436 |
= |
-7 |
* |
(41 |
/ |
137)
|
= |
-2.0948905 |
4 |
26395 |
2439 |
- |
2485 |
= |
-46 |
* |
(49 |
/ |
137)
|
= |
-16.45255472 |
5 |
26396 |
2474 |
- |
2528 |
= |
-54 |
* |
(47 |
/ |
137)
|
= |
-18.52554742 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Quincy Jones Elementary
|
-37 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-47
|
-51
|
-47
|
-46
|
-37
|
-228.0 |
-45.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -30.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -60.6
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: