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 |
6 |
994095 |
2483 |
- |
2552 |
= |
-69 |
* |
(239 |
/ |
633)
|
= |
-26.05213266 |
7 |
994096 |
2466 |
- |
2567 |
= |
-101 |
* |
(226 |
/ |
633)
|
= |
-36.06003152 |
8 |
994099 |
2464 |
- |
2586 |
= |
-122 |
* |
(168 |
/ |
633)
|
= |
-32.37914685 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Orville Wright Engineering and Design Magnet
|
-94 |
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 |
6 |
31390 |
2472 |
- |
2552 |
= |
-80 |
* |
(211 |
/ |
674)
|
= |
-25.04451032 |
7 |
31392 |
2478 |
- |
2567 |
= |
-89 |
* |
(248 |
/ |
674)
|
= |
-32.74777446 |
8 |
31395 |
2476 |
- |
2586 |
= |
-110 |
* |
(215 |
/ |
674)
|
= |
-35.08902067 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Orville Wright Engineering and Design Magnet
|
-93 |
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 |
6 |
31951 |
2470 |
- |
2552 |
= |
-82 |
* |
(203 |
/ |
616)
|
= |
-27.02272723 |
7 |
31954 |
2493 |
- |
2567 |
= |
-74 |
* |
(191 |
/ |
616)
|
= |
-22.94480519 |
8 |
31956 |
2519 |
- |
2586 |
= |
-67 |
* |
(222 |
/ |
616)
|
= |
-24.14610387 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Orville Wright Engineering and Design Magnet
|
-74 |
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 |
6 |
31988 |
2478 |
- |
2552 |
= |
-74 |
* |
(199 |
/ |
600)
|
= |
-24.54333328 |
7 |
31991 |
2482 |
- |
2567 |
= |
-85 |
* |
(207 |
/ |
600)
|
= |
-29.325 |
8 |
31993 |
2526 |
- |
2586 |
= |
-60 |
* |
(194 |
/ |
600)
|
= |
-19.39999998 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Orville Wright Engineering and Design Magnet
|
-73 |
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 |
6 |
32166 |
2476 |
- |
2552 |
= |
-76 |
* |
(203 |
/ |
589)
|
= |
-26.19354835 |
7 |
32167 |
2496 |
- |
2567 |
= |
-71 |
* |
(210 |
/ |
589)
|
= |
-25.31409164 |
8 |
32168 |
2475 |
- |
2586 |
= |
-111 |
* |
(176 |
/ |
589)
|
= |
-33.16808138 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Orville Wright Engineering and Design Magnet
|
-85 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-94
|
-93
|
-74
|
-73
|
-85
|
-419.0 |
-83.8 |
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: -113.8
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: