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 |
798940 |
2365 |
- |
2436 |
= |
-71 |
* |
(120 |
/ |
341)
|
= |
-24.98533722 |
4 |
798941 |
2421 |
- |
2485 |
= |
-64 |
* |
(108 |
/ |
341)
|
= |
-20.26979469 |
5 |
798944 |
2420 |
- |
2528 |
= |
-108 |
* |
(113 |
/ |
341)
|
= |
-35.78885629 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Rosa Parks Learning Center
|
-81 |
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 |
24980 |
2373 |
- |
2436 |
= |
-63 |
* |
(129 |
/ |
337)
|
= |
-24.11572697 |
4 |
24983 |
2425 |
- |
2485 |
= |
-60 |
* |
(111 |
/ |
337)
|
= |
-19.76261124 |
5 |
24985 |
2444 |
- |
2528 |
= |
-84 |
* |
(97 |
/ |
337)
|
= |
-24.17804147 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Rosa Parks Learning Center
|
-68 |
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 |
25478 |
2397 |
- |
2436 |
= |
-39 |
* |
(116 |
/ |
348)
|
= |
-12.99999999 |
4 |
25480 |
2432 |
- |
2485 |
= |
-53 |
* |
(122 |
/ |
348)
|
= |
-18.58045974 |
5 |
25482 |
2435 |
- |
2528 |
= |
-93 |
* |
(110 |
/ |
348)
|
= |
-29.39655172 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Rosa Parks Learning Center
|
-61 |
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 |
25504 |
2394 |
- |
2436 |
= |
-42 |
* |
(118 |
/ |
340)
|
= |
-14.57647057 |
4 |
25507 |
2420 |
- |
2485 |
= |
-65 |
* |
(120 |
/ |
340)
|
= |
-22.94117644 |
5 |
25508 |
2434 |
- |
2528 |
= |
-94 |
* |
(102 |
/ |
340)
|
= |
-28.2 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Rosa Parks Learning Center
|
-66 |
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 |
25666 |
2406 |
- |
2436 |
= |
-30 |
* |
(107 |
/ |
335)
|
= |
-9.58208955 |
4 |
25667 |
2420 |
- |
2485 |
= |
-65 |
* |
(119 |
/ |
335)
|
= |
-23.0895522 |
5 |
25668 |
2427 |
- |
2528 |
= |
-101 |
* |
(109 |
/ |
335)
|
= |
-32.86268653 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Rosa Parks Learning Center
|
-66 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-81
|
-68
|
-61
|
-66
|
-66
|
-342.0 |
-68.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -47.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -89.4
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: