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 |
771209 |
2398 |
- |
2436 |
= |
-38 |
* |
(146 |
/ |
407)
|
= |
-13.6314496 |
4 |
771212 |
2436 |
- |
2485 |
= |
-49 |
* |
(125 |
/ |
407)
|
= |
-15.04914004 |
5 |
771213 |
2477 |
- |
2528 |
= |
-51 |
* |
(136 |
/ |
407)
|
= |
-17.04176903 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for King Elementary
|
-46 |
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 |
24193 |
2419 |
- |
2436 |
= |
-17 |
* |
(153 |
/ |
384)
|
= |
-6.7734375 |
4 |
24194 |
2448 |
- |
2485 |
= |
-37 |
* |
(117 |
/ |
384)
|
= |
-11.2734375 |
5 |
24197 |
2481 |
- |
2528 |
= |
-47 |
* |
(114 |
/ |
384)
|
= |
-13.953125 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for King Elementary
|
-32 |
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 |
24694 |
2438 |
- |
2436 |
= |
2 |
* |
(120 |
/ |
361)
|
= |
0.66481994 |
4 |
24696 |
2461 |
- |
2485 |
= |
-24 |
* |
(136 |
/ |
361)
|
= |
-9.04155122 |
5 |
24697 |
2469 |
- |
2528 |
= |
-59 |
* |
(105 |
/ |
361)
|
= |
-17.16066478 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for King Elementary
|
-26 |
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 |
24717 |
2438 |
- |
2436 |
= |
2 |
* |
(130 |
/ |
362)
|
= |
0.71823204 |
4 |
24719 |
2466 |
- |
2485 |
= |
-19 |
* |
(101 |
/ |
362)
|
= |
-5.30110496 |
5 |
24720 |
2496 |
- |
2528 |
= |
-32 |
* |
(131 |
/ |
362)
|
= |
-11.5801105 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for King Elementary
|
-16 |
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 |
24886 |
2440 |
- |
2436 |
= |
4 |
* |
(120 |
/ |
310)
|
= |
1.5483871 |
4 |
24887 |
2488 |
- |
2485 |
= |
3 |
* |
(87 |
/ |
310)
|
= |
0.84193548 |
5 |
24888 |
2499 |
- |
2528 |
= |
-29 |
* |
(103 |
/ |
310)
|
= |
-9.63548386 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for King Elementary
|
-7 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-46
|
-32
|
-26
|
-16
|
-7
|
-127.0 |
-25.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 16.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -67.4
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: