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 |
1883651 |
2456 |
- |
2436 |
= |
20 |
* |
(72 |
/ |
350)
|
= |
4.1142857 |
4 |
1883654 |
2518 |
- |
2485 |
= |
33 |
* |
(97 |
/ |
350)
|
= |
9.14571428 |
5 |
1883655 |
2527 |
- |
2528 |
= |
-1 |
* |
(101 |
/ |
350)
|
= |
-0.28857143 |
6 |
1883658 |
2526 |
- |
2552 |
= |
-26 |
* |
(80 |
/ |
350)
|
= |
-5.94285713 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Pershing Elementary
|
7 |
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 |
58104 |
2472 |
- |
2436 |
= |
36 |
* |
(91 |
/ |
321)
|
= |
10.20560746 |
4 |
58106 |
2542 |
- |
2485 |
= |
57 |
* |
(68 |
/ |
321)
|
= |
12.07476634 |
5 |
58109 |
2569 |
- |
2528 |
= |
41 |
* |
(99 |
/ |
321)
|
= |
12.64485977 |
6 |
58111 |
2528 |
- |
2552 |
= |
-24 |
* |
(63 |
/ |
321)
|
= |
-4.71028037 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Pershing Elementary
|
30 |
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 |
59799 |
2475 |
- |
2436 |
= |
39 |
* |
(92 |
/ |
319)
|
= |
11.24764887 |
4 |
59802 |
2524 |
- |
2485 |
= |
39 |
* |
(96 |
/ |
319)
|
= |
11.73667708 |
5 |
59804 |
2578 |
- |
2528 |
= |
50 |
* |
(67 |
/ |
319)
|
= |
10.50156735 |
6 |
59806 |
2530 |
- |
2552 |
= |
-22 |
* |
(64 |
/ |
319)
|
= |
-4.4137931 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Pershing Elementary
|
29 |
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 |
59917 |
2480 |
- |
2436 |
= |
44 |
* |
(77 |
/ |
318)
|
= |
10.65408802 |
4 |
59918 |
2522 |
- |
2485 |
= |
37 |
* |
(97 |
/ |
318)
|
= |
11.2861635 |
5 |
59921 |
2567 |
- |
2528 |
= |
39 |
* |
(90 |
/ |
318)
|
= |
11.03773581 |
6 |
59922 |
2541 |
- |
2552 |
= |
-11 |
* |
(54 |
/ |
318)
|
= |
-1.86792452 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Pershing Elementary
|
31 |
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 |
60172 |
2474 |
- |
2436 |
= |
38 |
* |
(104 |
/ |
343)
|
= |
11.52186589 |
4 |
60173 |
2539 |
- |
2485 |
= |
54 |
* |
(76 |
/ |
343)
|
= |
11.96501458 |
5 |
60174 |
2545 |
- |
2528 |
= |
17 |
* |
(99 |
/ |
343)
|
= |
4.90670553 |
6 |
60175 |
2551 |
- |
2552 |
= |
-1 |
* |
(64 |
/ |
343)
|
= |
-0.18658892 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Pershing Elementary
|
28 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
7
|
30
|
29
|
31
|
28
|
125.0 |
25.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 55.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -5.0
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: