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 |
879921 |
2423 |
- |
2436 |
= |
-13 |
* |
(70 |
/ |
186)
|
= |
-4.89247312 |
| 4 |
879924 |
2466 |
- |
2485 |
= |
-19 |
* |
(63 |
/ |
186)
|
= |
-6.43548386 |
| 5 |
879925 |
2444 |
- |
2528 |
= |
-84 |
* |
(53 |
/ |
186)
|
= |
-23.93548382 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Burbank Boulevard Elementary
|
-35 |
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 |
27843 |
2408 |
- |
2436 |
= |
-28 |
* |
(64 |
/ |
196)
|
= |
-9.14285714 |
| 4 |
27845 |
2463 |
- |
2485 |
= |
-22 |
* |
(69 |
/ |
196)
|
= |
-7.74489795 |
| 5 |
27847 |
2512 |
- |
2528 |
= |
-16 |
* |
(63 |
/ |
196)
|
= |
-5.14285714 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Burbank Boulevard Elementary
|
-22 |
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 |
28412 |
2437 |
- |
2436 |
= |
1 |
* |
(53 |
/ |
194)
|
= |
0.27319588 |
| 4 |
28413 |
2444 |
- |
2485 |
= |
-41 |
* |
(67 |
/ |
194)
|
= |
-14.15979378 |
| 5 |
28416 |
2471 |
- |
2528 |
= |
-57 |
* |
(74 |
/ |
194)
|
= |
-21.74226799 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Burbank Boulevard Elementary
|
-36 |
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 |
28462 |
2446 |
- |
2436 |
= |
10 |
* |
(54 |
/ |
184)
|
= |
2.9347826 |
| 4 |
28465 |
2450 |
- |
2485 |
= |
-35 |
* |
(56 |
/ |
184)
|
= |
-10.65217391 |
| 5 |
28466 |
2486 |
- |
2528 |
= |
-42 |
* |
(74 |
/ |
184)
|
= |
-16.89130435 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Burbank Boulevard Elementary
|
-25 |
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 |
28642 |
2450 |
- |
2436 |
= |
14 |
* |
(65 |
/ |
192)
|
= |
4.73958332 |
| 4 |
28643 |
2472 |
- |
2485 |
= |
-13 |
* |
(64 |
/ |
192)
|
= |
-4.33333333 |
| 5 |
28644 |
2496 |
- |
2528 |
= |
-32 |
* |
(63 |
/ |
192)
|
= |
-10.5 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Burbank Boulevard Elementary
|
-10 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-35
|
-22
|
-36
|
-25
|
-10
|
-128.0 |
-25.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 4.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.6
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:
