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 |
1875854 |
2464 |
- |
2436 |
= |
28 |
* |
(87 |
/ |
296)
|
= |
8.2297297 |
4 |
1875857 |
2486 |
- |
2485 |
= |
1 |
* |
(65 |
/ |
296)
|
= |
0.21959459 |
5 |
1875858 |
2507 |
- |
2528 |
= |
-21 |
* |
(92 |
/ |
296)
|
= |
-6.52702701 |
6 |
1875861 |
2525 |
- |
2552 |
= |
-27 |
* |
(52 |
/ |
296)
|
= |
-4.74324323 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Del Dayo Elementary
|
-3 |
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 |
57880 |
2474 |
- |
2436 |
= |
38 |
* |
(62 |
/ |
317)
|
= |
7.43217665 |
4 |
57883 |
2512 |
- |
2485 |
= |
27 |
* |
(101 |
/ |
317)
|
= |
8.60252365 |
5 |
57885 |
2492 |
- |
2528 |
= |
-36 |
* |
(65 |
/ |
317)
|
= |
-7.38170345 |
6 |
57887 |
2559 |
- |
2552 |
= |
7 |
* |
(89 |
/ |
317)
|
= |
1.96529968 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Del Dayo Elementary
|
11 |
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 |
59575 |
2480 |
- |
2436 |
= |
44 |
* |
(92 |
/ |
322)
|
= |
12.57142854 |
4 |
59578 |
2506 |
- |
2485 |
= |
21 |
* |
(68 |
/ |
322)
|
= |
4.4347826 |
5 |
59580 |
2518 |
- |
2528 |
= |
-10 |
* |
(102 |
/ |
322)
|
= |
-3.16770186 |
6 |
59581 |
2525 |
- |
2552 |
= |
-27 |
* |
(60 |
/ |
322)
|
= |
-5.03105588 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Del Dayo Elementary
|
9 |
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 |
59692 |
2473 |
- |
2436 |
= |
37 |
* |
(77 |
/ |
334)
|
= |
8.52994011 |
4 |
59695 |
2533 |
- |
2485 |
= |
48 |
* |
(92 |
/ |
334)
|
= |
13.22155685 |
5 |
59697 |
2513 |
- |
2528 |
= |
-15 |
* |
(68 |
/ |
334)
|
= |
-3.05389221 |
6 |
59699 |
2547 |
- |
2552 |
= |
-5 |
* |
(97 |
/ |
334)
|
= |
-1.45209581 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Del Dayo Elementary
|
17 |
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 |
59950 |
2475 |
- |
2436 |
= |
39 |
* |
(79 |
/ |
310)
|
= |
9.93870965 |
4 |
59951 |
2509 |
- |
2485 |
= |
24 |
* |
(79 |
/ |
310)
|
= |
6.11612902 |
5 |
59952 |
2539 |
- |
2528 |
= |
11 |
* |
(94 |
/ |
310)
|
= |
3.33548387 |
6 |
59953 |
2552 |
- |
2552 |
= |
0 |
* |
(58 |
/ |
310)
|
= |
0.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Del Dayo Elementary
|
19 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-3
|
11
|
9
|
17
|
19
|
53.0 |
10.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 34.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -13.4
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: