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 |
2262867 |
2508 |
- |
2436 |
= |
72 |
* |
(90 |
/ |
183)
|
= |
35.40983602 |
4 |
2262870 |
2523 |
- |
2485 |
= |
38 |
* |
(93 |
/ |
183)
|
= |
19.3114754 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sunset View Elementary
|
55 |
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 |
69432 |
2487 |
- |
2436 |
= |
51 |
* |
(79 |
/ |
168)
|
= |
23.98214285 |
4 |
69434 |
2558 |
- |
2485 |
= |
73 |
* |
(89 |
/ |
168)
|
= |
38.67261899 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sunset View Elementary
|
63 |
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 |
71265 |
2483 |
- |
2436 |
= |
47 |
* |
(93 |
/ |
169)
|
= |
25.86390528 |
4 |
71267 |
2545 |
- |
2485 |
= |
60 |
* |
(76 |
/ |
169)
|
= |
26.98224852 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sunset View 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 |
71409 |
2523 |
- |
2436 |
= |
87 |
* |
(64 |
/ |
152)
|
= |
36.6315789 |
4 |
71412 |
2553 |
- |
2485 |
= |
68 |
* |
(88 |
/ |
152)
|
= |
39.36842102 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sunset View Elementary
|
76 |
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 |
71896 |
2510 |
- |
2436 |
= |
74 |
* |
(75 |
/ |
137)
|
= |
40.51094887 |
4 |
71897 |
2583 |
- |
2485 |
= |
98 |
* |
(62 |
/ |
137)
|
= |
44.35036491 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sunset View Elementary
|
85 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
55
|
63
|
53
|
76
|
85
|
332.0 |
66.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 105.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 27.4
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: