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 |
926949 |
2407 |
- |
2436 |
= |
-29 |
* |
(168 |
/ |
555)
|
= |
-8.77837836 |
4 |
926952 |
2422 |
- |
2485 |
= |
-63 |
* |
(153 |
/ |
555)
|
= |
-17.36756753 |
5 |
926953 |
2445 |
- |
2528 |
= |
-83 |
* |
(156 |
/ |
555)
|
= |
-23.32972972 |
6 |
926956 |
2448 |
- |
2552 |
= |
-104 |
* |
(78 |
/ |
555)
|
= |
-14.61621616 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Magnolia Avenue Elementary
|
-64 |
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 |
29303 |
2409 |
- |
2436 |
= |
-27 |
* |
(135 |
/ |
549)
|
= |
-6.63934425 |
4 |
29304 |
2442 |
- |
2485 |
= |
-43 |
* |
(167 |
/ |
549)
|
= |
-13.08014571 |
5 |
29307 |
2436 |
- |
2528 |
= |
-92 |
* |
(152 |
/ |
549)
|
= |
-25.47176676 |
6 |
29308 |
2440 |
- |
2552 |
= |
-112 |
* |
(95 |
/ |
549)
|
= |
-19.38069213 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Magnolia Avenue Elementary
|
-65 |
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 |
29867 |
2419 |
- |
2436 |
= |
-17 |
* |
(147 |
/ |
563)
|
= |
-4.43872113 |
4 |
29870 |
2418 |
- |
2485 |
= |
-67 |
* |
(147 |
/ |
563)
|
= |
-17.49378328 |
5 |
29871 |
2426 |
- |
2528 |
= |
-102 |
* |
(165 |
/ |
563)
|
= |
-29.89342805 |
6 |
29874 |
2446 |
- |
2552 |
= |
-106 |
* |
(104 |
/ |
563)
|
= |
-19.58081703 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Magnolia Avenue Elementary
|
-71 |
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 |
29916 |
2404 |
- |
2436 |
= |
-32 |
* |
(165 |
/ |
531)
|
= |
-9.94350282 |
4 |
29919 |
2423 |
- |
2485 |
= |
-62 |
* |
(144 |
/ |
531)
|
= |
-16.81355928 |
5 |
29920 |
2436 |
- |
2528 |
= |
-92 |
* |
(133 |
/ |
531)
|
= |
-23.04331443 |
6 |
29923 |
2430 |
- |
2552 |
= |
-122 |
* |
(89 |
/ |
531)
|
= |
-20.44821089 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Magnolia Avenue Elementary
|
-70 |
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 |
30092 |
2403 |
- |
2436 |
= |
-33 |
* |
(144 |
/ |
449)
|
= |
-10.5835189 |
4 |
30093 |
2418 |
- |
2485 |
= |
-67 |
* |
(163 |
/ |
449)
|
= |
-24.32293985 |
5 |
30094 |
2451 |
- |
2528 |
= |
-77 |
* |
(142 |
/ |
449)
|
= |
-24.35189303 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Magnolia Avenue Elementary
|
-59 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-64
|
-65
|
-71
|
-70
|
-59
|
-329.0 |
-65.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -53.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -77.8
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: