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 |
960831 |
2387 |
- |
2436 |
= |
-49 |
* |
(59 |
/ |
156)
|
= |
-18.53205127 |
4 |
960832 |
2410 |
- |
2485 |
= |
-75 |
* |
(49 |
/ |
156)
|
= |
-23.5576923 |
5 |
960835 |
2423 |
- |
2528 |
= |
-105 |
* |
(48 |
/ |
156)
|
= |
-32.30769224 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Stoner Avenue Elementary
|
-74 |
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 |
30407 |
2394 |
- |
2436 |
= |
-42 |
* |
(53 |
/ |
146)
|
= |
-15.24657532 |
4 |
30409 |
2457 |
- |
2485 |
= |
-28 |
* |
(50 |
/ |
146)
|
= |
-9.58904108 |
5 |
30411 |
2459 |
- |
2528 |
= |
-69 |
* |
(43 |
/ |
146)
|
= |
-20.32191774 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Stoner Avenue Elementary
|
-45 |
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 |
30972 |
2380 |
- |
2436 |
= |
-56 |
* |
(45 |
/ |
144)
|
= |
-17.5 |
4 |
30974 |
2449 |
- |
2485 |
= |
-36 |
* |
(42 |
/ |
144)
|
= |
-10.49999998 |
5 |
30976 |
2456 |
- |
2528 |
= |
-72 |
* |
(57 |
/ |
144)
|
= |
-28.49999998 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Stoner Avenue Elementary
|
-56 |
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 |
31019 |
2412 |
- |
2436 |
= |
-24 |
* |
(36 |
/ |
127)
|
= |
-6.80314958 |
4 |
31021 |
2419 |
- |
2485 |
= |
-66 |
* |
(46 |
/ |
127)
|
= |
-23.90551178 |
5 |
31023 |
2460 |
- |
2528 |
= |
-68 |
* |
(45 |
/ |
127)
|
= |
-24.09448814 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Stoner Avenue Elementary
|
-55 |
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 |
31194 |
2442 |
- |
2436 |
= |
6 |
* |
(37 |
/ |
114)
|
= |
1.94736842 |
4 |
31195 |
2452 |
- |
2485 |
= |
-33 |
* |
(35 |
/ |
114)
|
= |
-10.13157892 |
5 |
31196 |
2448 |
- |
2528 |
= |
-80 |
* |
(42 |
/ |
114)
|
= |
-29.47368416 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Stoner Avenue Elementary
|
-38 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-74
|
-45
|
-56
|
-55
|
-38
|
-268.0 |
-53.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -14.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -92.6
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: