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 |
78701 |
2356 |
- |
2436 |
= |
-80 |
* |
(42 |
/ |
152)
|
= |
-22.10526312 |
| 4 |
78702 |
2351 |
- |
2485 |
= |
-134 |
* |
(53 |
/ |
152)
|
= |
-46.72368414 |
| 5 |
78705 |
2394 |
- |
2528 |
= |
-134 |
* |
(57 |
/ |
152)
|
= |
-50.25 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Futures Elementary
|
-119 |
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 |
2134 |
2360 |
- |
2436 |
= |
-76 |
* |
(46 |
/ |
147)
|
= |
-23.78231292 |
| 4 |
2135 |
2380 |
- |
2485 |
= |
-105 |
* |
(44 |
/ |
147)
|
= |
-31.42857134 |
| 5 |
2137 |
2365 |
- |
2528 |
= |
-163 |
* |
(57 |
/ |
147)
|
= |
-63.20408163 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Futures Elementary
|
-118 |
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 |
2195 |
2341 |
- |
2436 |
= |
-95 |
* |
(58 |
/ |
148)
|
= |
-37.22972965 |
| 4 |
2198 |
2365 |
- |
2485 |
= |
-120 |
* |
(43 |
/ |
148)
|
= |
-34.8648648 |
| 5 |
2200 |
2375 |
- |
2528 |
= |
-153 |
* |
(47 |
/ |
148)
|
= |
-48.58783775 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Futures Elementary
|
-121 |
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 |
2185 |
2347 |
- |
2436 |
= |
-89 |
* |
(54 |
/ |
163)
|
= |
-29.48466253 |
| 4 |
2187 |
2372 |
- |
2485 |
= |
-113 |
* |
(62 |
/ |
163)
|
= |
-42.98159507 |
| 5 |
2189 |
2410 |
- |
2528 |
= |
-118 |
* |
(47 |
/ |
163)
|
= |
-34.02453984 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Futures Elementary
|
-106 |
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 |
2195 |
2357 |
- |
2436 |
= |
-79 |
* |
(52 |
/ |
167)
|
= |
-24.59880236 |
| 4 |
2196 |
2390 |
- |
2485 |
= |
-95 |
* |
(54 |
/ |
167)
|
= |
-30.71856284 |
| 5 |
2197 |
2404 |
- |
2528 |
= |
-124 |
* |
(61 |
/ |
167)
|
= |
-45.29341316 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Futures Elementary
|
-101 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-119
|
-118
|
-121
|
-106
|
-101
|
-565.0 |
-113.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -89.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -137.0
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:
