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 |
904101 |
2378 |
- |
2436 |
= |
-58 |
* |
(52 |
/ |
220)
|
= |
-13.70909089 |
4 |
904102 |
2401 |
- |
2485 |
= |
-84 |
* |
(55 |
/ |
220)
|
= |
-21.0 |
5 |
904105 |
2426 |
- |
2528 |
= |
-102 |
* |
(65 |
/ |
220)
|
= |
-30.13636359 |
6 |
904106 |
2511 |
- |
2552 |
= |
-41 |
* |
(48 |
/ |
220)
|
= |
-8.94545454 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Fletcher Drive Elementary
|
-74 |
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 |
28572 |
2364 |
- |
2436 |
= |
-72 |
* |
(52 |
/ |
212)
|
= |
-17.6603773 |
4 |
28574 |
2435 |
- |
2485 |
= |
-50 |
* |
(57 |
/ |
212)
|
= |
-13.4433962 |
5 |
28577 |
2418 |
- |
2528 |
= |
-110 |
* |
(54 |
/ |
212)
|
= |
-28.01886791 |
6 |
28578 |
2458 |
- |
2552 |
= |
-94 |
* |
(49 |
/ |
212)
|
= |
-21.72641505 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Fletcher Drive Elementary
|
-81 |
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 |
29139 |
2407 |
- |
2436 |
= |
-29 |
* |
(43 |
/ |
192)
|
= |
-6.49479166 |
4 |
29142 |
2415 |
- |
2485 |
= |
-70 |
* |
(53 |
/ |
192)
|
= |
-19.32291662 |
5 |
29144 |
2435 |
- |
2528 |
= |
-93 |
* |
(56 |
/ |
192)
|
= |
-27.12499994 |
6 |
29145 |
2477 |
- |
2552 |
= |
-75 |
* |
(40 |
/ |
192)
|
= |
-15.62499998 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Fletcher Drive Elementary
|
-69 |
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 |
29189 |
2397 |
- |
2436 |
= |
-39 |
* |
(34 |
/ |
165)
|
= |
-8.03636363 |
4 |
29191 |
2428 |
- |
2485 |
= |
-57 |
* |
(38 |
/ |
165)
|
= |
-13.12727271 |
5 |
29193 |
2450 |
- |
2528 |
= |
-78 |
* |
(56 |
/ |
165)
|
= |
-26.47272724 |
6 |
29195 |
2495 |
- |
2552 |
= |
-57 |
* |
(37 |
/ |
165)
|
= |
-12.78181817 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Fletcher Drive Elementary
|
-60 |
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 |
29368 |
2427 |
- |
2436 |
= |
-9 |
* |
(30 |
/ |
102)
|
= |
-2.64705882 |
4 |
29369 |
2455 |
- |
2485 |
= |
-30 |
* |
(35 |
/ |
102)
|
= |
-10.29411762 |
5 |
29370 |
2479 |
- |
2528 |
= |
-49 |
* |
(37 |
/ |
102)
|
= |
-17.7745098 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Fletcher Drive Elementary
|
-31 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-74
|
-81
|
-69
|
-60
|
-31
|
-315.0 |
-63.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -6.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -120.0
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: