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 |
2363402 |
2405 |
- |
2436 |
= |
-31 |
* |
(60 |
/ |
182)
|
= |
-10.2197802 |
| 4 |
2363405 |
2453 |
- |
2485 |
= |
-32 |
* |
(62 |
/ |
182)
|
= |
-10.90109888 |
| 5 |
2363406 |
2466 |
- |
2528 |
= |
-62 |
* |
(60 |
/ |
182)
|
= |
-20.4395604 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Huerta (Dolores) Elementary
|
-42 |
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 |
72207 |
2372 |
- |
2436 |
= |
-64 |
* |
(61 |
/ |
157)
|
= |
-24.86624198 |
| 4 |
72209 |
2449 |
- |
2485 |
= |
-36 |
* |
(51 |
/ |
157)
|
= |
-11.6942675 |
| 5 |
72211 |
2463 |
- |
2528 |
= |
-65 |
* |
(45 |
/ |
157)
|
= |
-18.6305732 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Huerta (Dolores) Elementary
|
-55 |
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 |
74182 |
2358 |
- |
2436 |
= |
-78 |
* |
(48 |
/ |
140)
|
= |
-26.74285708 |
| 4 |
74184 |
2436 |
- |
2485 |
= |
-49 |
* |
(55 |
/ |
140)
|
= |
-19.24999996 |
| 5 |
74185 |
2464 |
- |
2528 |
= |
-64 |
* |
(37 |
/ |
140)
|
= |
-16.9142857 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Huerta (Dolores) Elementary
|
-63 |
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 |
74355 |
2363 |
- |
2436 |
= |
-73 |
* |
(56 |
/ |
152)
|
= |
-26.8947368 |
| 4 |
74358 |
2402 |
- |
2485 |
= |
-83 |
* |
(46 |
/ |
152)
|
= |
-25.11842097 |
| 5 |
74359 |
2454 |
- |
2528 |
= |
-74 |
* |
(50 |
/ |
152)
|
= |
-24.34210523 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Huerta (Dolores) Elementary
|
-76 |
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 |
74879 |
2382 |
- |
2436 |
= |
-54 |
* |
(51 |
/ |
140)
|
= |
-19.67142856 |
| 4 |
74880 |
2402 |
- |
2485 |
= |
-83 |
* |
(50 |
/ |
140)
|
= |
-29.64285713 |
| 5 |
74881 |
2418 |
- |
2528 |
= |
-110 |
* |
(39 |
/ |
140)
|
= |
-30.64285708 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Huerta (Dolores) Elementary
|
-80 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-42
|
-55
|
-63
|
-76
|
-80
|
-316.0 |
-63.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -18.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -108.2
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:
