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 |
2383203 |
2498 |
- |
2436 |
= |
62 |
* |
(65 |
/ |
193)
|
= |
20.88082897 |
| 4 |
2383206 |
2543 |
- |
2485 |
= |
58 |
* |
(64 |
/ |
193)
|
= |
19.23316059 |
| 5 |
2383207 |
2582 |
- |
2528 |
= |
54 |
* |
(64 |
/ |
193)
|
= |
17.90673572 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sunset Elementary
|
58 |
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 |
72777 |
2478 |
- |
2436 |
= |
42 |
* |
(64 |
/ |
192)
|
= |
13.99999999 |
| 4 |
72780 |
2542 |
- |
2485 |
= |
57 |
* |
(65 |
/ |
192)
|
= |
19.29687496 |
| 5 |
72782 |
2593 |
- |
2528 |
= |
65 |
* |
(63 |
/ |
192)
|
= |
21.328125 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sunset Elementary
|
55 |
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 |
74750 |
2510 |
- |
2436 |
= |
74 |
* |
(65 |
/ |
192)
|
= |
25.05208328 |
| 4 |
74751 |
2514 |
- |
2485 |
= |
29 |
* |
(63 |
/ |
192)
|
= |
9.515625 |
| 5 |
74754 |
2583 |
- |
2528 |
= |
55 |
* |
(64 |
/ |
192)
|
= |
18.33333332 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sunset Elementary
|
53 |
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 |
74923 |
2517 |
- |
2436 |
= |
81 |
* |
(65 |
/ |
190)
|
= |
27.7105263 |
| 4 |
74926 |
2561 |
- |
2485 |
= |
76 |
* |
(64 |
/ |
190)
|
= |
25.59999998 |
| 5 |
74927 |
2577 |
- |
2528 |
= |
49 |
* |
(61 |
/ |
190)
|
= |
15.73157892 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sunset Elementary
|
69 |
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 |
75449 |
2509 |
- |
2436 |
= |
73 |
* |
(64 |
/ |
194)
|
= |
24.08247421 |
| 4 |
75450 |
2568 |
- |
2485 |
= |
83 |
* |
(65 |
/ |
194)
|
= |
27.80927832 |
| 5 |
75451 |
2600 |
- |
2528 |
= |
72 |
* |
(65 |
/ |
194)
|
= |
24.12371131 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sunset Elementary
|
76 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
58
|
55
|
53
|
69
|
76
|
311.0 |
62.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 89.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 35.2
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:
