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 |
2052481 |
2359 |
- |
2436 |
= |
-77 |
* |
(99 |
/ |
266)
|
= |
-28.65789473 |
4 |
2052484 |
2406 |
- |
2485 |
= |
-79 |
* |
(76 |
/ |
266)
|
= |
-22.57142852 |
5 |
2052485 |
2390 |
- |
2528 |
= |
-138 |
* |
(91 |
/ |
266)
|
= |
-47.21052629 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hunt Elementary
|
-98 |
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 |
63072 |
2370 |
- |
2436 |
= |
-66 |
* |
(97 |
/ |
274)
|
= |
-23.36496347 |
4 |
63075 |
2402 |
- |
2485 |
= |
-83 |
* |
(88 |
/ |
274)
|
= |
-26.65693429 |
5 |
63076 |
2414 |
- |
2528 |
= |
-114 |
* |
(89 |
/ |
274)
|
= |
-37.02919705 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hunt Elementary
|
-87 |
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 |
64861 |
2377 |
- |
2436 |
= |
-59 |
* |
(100 |
/ |
281)
|
= |
-20.99644127 |
4 |
64863 |
2400 |
- |
2485 |
= |
-85 |
* |
(97 |
/ |
281)
|
= |
-29.34163697 |
5 |
64865 |
2411 |
- |
2528 |
= |
-117 |
* |
(84 |
/ |
281)
|
= |
-34.97508893 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hunt Elementary
|
-85 |
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 |
64951 |
2384 |
- |
2436 |
= |
-52 |
* |
(97 |
/ |
294)
|
= |
-17.15646254 |
4 |
64953 |
2420 |
- |
2485 |
= |
-65 |
* |
(98 |
/ |
294)
|
= |
-21.66666665 |
5 |
64954 |
2429 |
- |
2528 |
= |
-99 |
* |
(99 |
/ |
294)
|
= |
-33.33673461 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hunt Elementary
|
-72 |
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 |
65319 |
2365 |
- |
2436 |
= |
-71 |
* |
(101 |
/ |
281)
|
= |
-25.51957288 |
4 |
65320 |
2414 |
- |
2485 |
= |
-71 |
* |
(83 |
/ |
281)
|
= |
-20.97153022 |
5 |
65321 |
2438 |
- |
2528 |
= |
-90 |
* |
(97 |
/ |
281)
|
= |
-31.06761561 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hunt Elementary
|
-78 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-98
|
-87
|
-85
|
-72
|
-78
|
-420.0 |
-84.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -57.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -111.0
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: