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 |
1442513 |
2456 |
- |
2436 |
= |
20 |
* |
(103 |
/ |
303)
|
= |
6.79867986 |
| 4 |
1442516 |
2475 |
- |
2485 |
= |
-10 |
* |
(106 |
/ |
303)
|
= |
-3.49834983 |
| 5 |
1442517 |
2546 |
- |
2528 |
= |
18 |
* |
(94 |
/ |
303)
|
= |
5.58415841 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Las Flores Elementary
|
9 |
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 |
45401 |
2472 |
- |
2436 |
= |
36 |
* |
(87 |
/ |
310)
|
= |
10.1032258 |
| 4 |
45402 |
2500 |
- |
2485 |
= |
15 |
* |
(104 |
/ |
310)
|
= |
5.03225805 |
| 5 |
45405 |
2546 |
- |
2528 |
= |
18 |
* |
(119 |
/ |
310)
|
= |
6.90967741 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Las Flores Elementary
|
22 |
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 |
46611 |
2452 |
- |
2436 |
= |
16 |
* |
(91 |
/ |
295)
|
= |
4.93559322 |
| 4 |
46613 |
2521 |
- |
2485 |
= |
36 |
* |
(95 |
/ |
295)
|
= |
11.59322033 |
| 5 |
46614 |
2534 |
- |
2528 |
= |
6 |
* |
(109 |
/ |
295)
|
= |
2.21694915 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Las Flores Elementary
|
19 |
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 |
46621 |
2463 |
- |
2436 |
= |
27 |
* |
(105 |
/ |
325)
|
= |
8.72307692 |
| 4 |
46623 |
2511 |
- |
2485 |
= |
26 |
* |
(109 |
/ |
325)
|
= |
8.71999999 |
| 5 |
46625 |
2539 |
- |
2528 |
= |
11 |
* |
(111 |
/ |
325)
|
= |
3.75692307 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Las Flores Elementary
|
21 |
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 |
46803 |
2439 |
- |
2436 |
= |
3 |
* |
(75 |
/ |
241)
|
= |
0.93360996 |
| 4 |
46804 |
2540 |
- |
2485 |
= |
55 |
* |
(77 |
/ |
241)
|
= |
17.57261407 |
| 5 |
46805 |
2556 |
- |
2528 |
= |
28 |
* |
(89 |
/ |
241)
|
= |
10.34024894 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Las Flores Elementary
|
29 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
9
|
22
|
19
|
21
|
29
|
100.0 |
20.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 41.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -1.0
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:
