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 |
343394 |
2380 |
- |
2436 |
= |
-56 |
* |
(70 |
/ |
311)
|
= |
-12.60450156 |
| 4 |
343397 |
2420 |
- |
2485 |
= |
-65 |
* |
(76 |
/ |
311)
|
= |
-15.88424435 |
| 5 |
343398 |
2413 |
- |
2528 |
= |
-115 |
* |
(84 |
/ |
311)
|
= |
-31.06109325 |
| 6 |
343401 |
2447 |
- |
2552 |
= |
-105 |
* |
(81 |
/ |
311)
|
= |
-27.3472668 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for David L. Greenberg Elementary
|
-87 |
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 |
10233 |
2377 |
- |
2436 |
= |
-59 |
* |
(71 |
/ |
277)
|
= |
-15.12274365 |
| 4 |
10236 |
2430 |
- |
2485 |
= |
-55 |
* |
(68 |
/ |
277)
|
= |
-13.50180502 |
| 5 |
10237 |
2451 |
- |
2528 |
= |
-77 |
* |
(67 |
/ |
277)
|
= |
-18.62454871 |
| 6 |
10239 |
2447 |
- |
2552 |
= |
-105 |
* |
(71 |
/ |
277)
|
= |
-26.91335735 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for David L. Greenberg Elementary
|
-74 |
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 |
10566 |
2393 |
- |
2436 |
= |
-43 |
* |
(87 |
/ |
292)
|
= |
-12.81164382 |
| 4 |
10568 |
2450 |
- |
2485 |
= |
-35 |
* |
(62 |
/ |
292)
|
= |
-7.43150685 |
| 5 |
10570 |
2443 |
- |
2528 |
= |
-85 |
* |
(70 |
/ |
292)
|
= |
-20.3767123 |
| 6 |
10571 |
2471 |
- |
2552 |
= |
-81 |
* |
(73 |
/ |
292)
|
= |
-20.25 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for David L. Greenberg Elementary
|
-61 |
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 |
10579 |
2389 |
- |
2436 |
= |
-47 |
* |
(70 |
/ |
276)
|
= |
-11.92028984 |
| 4 |
10581 |
2421 |
- |
2485 |
= |
-64 |
* |
(76 |
/ |
276)
|
= |
-17.62318835 |
| 5 |
10583 |
2459 |
- |
2528 |
= |
-69 |
* |
(60 |
/ |
276)
|
= |
-14.99999998 |
| 6 |
10585 |
2459 |
- |
2552 |
= |
-93 |
* |
(70 |
/ |
276)
|
= |
-23.58695648 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for David L. Greenberg Elementary
|
-68 |
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 |
10656 |
2413 |
- |
2436 |
= |
-23 |
* |
(81 |
/ |
270)
|
= |
-6.9 |
| 4 |
10657 |
2459 |
- |
2485 |
= |
-26 |
* |
(66 |
/ |
270)
|
= |
-6.35555554 |
| 5 |
10658 |
2503 |
- |
2528 |
= |
-25 |
* |
(64 |
/ |
270)
|
= |
-5.92592593 |
| 6 |
10659 |
2520 |
- |
2552 |
= |
-32 |
* |
(59 |
/ |
270)
|
= |
-6.99259258 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for David L. Greenberg Elementary
|
-26 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-87
|
-74
|
-61
|
-68
|
-26
|
-316.0 |
-63.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 2.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -129.2
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:
