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 |
876223 |
2391 |
- |
2436 |
= |
-45 |
* |
(82 |
/ |
242)
|
= |
-15.24793388 |
4 |
876224 |
2419 |
- |
2485 |
= |
-66 |
* |
(77 |
/ |
242)
|
= |
-20.99999999 |
5 |
876227 |
2479 |
- |
2528 |
= |
-49 |
* |
(83 |
/ |
242)
|
= |
-16.80578509 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Bonita Street Elementary
|
-53 |
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 |
27721 |
2418 |
- |
2436 |
= |
-18 |
* |
(71 |
/ |
247)
|
= |
-5.17408906 |
4 |
27722 |
2447 |
- |
2485 |
= |
-38 |
* |
(91 |
/ |
247)
|
= |
-13.99999998 |
5 |
27724 |
2481 |
- |
2528 |
= |
-47 |
* |
(85 |
/ |
247)
|
= |
-16.17408904 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Bonita Street Elementary
|
-35 |
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 |
28292 |
2395 |
- |
2436 |
= |
-41 |
* |
(79 |
/ |
257)
|
= |
-12.60311284 |
4 |
28293 |
2431 |
- |
2485 |
= |
-54 |
* |
(81 |
/ |
257)
|
= |
-17.01945524 |
5 |
28296 |
2478 |
- |
2528 |
= |
-50 |
* |
(97 |
/ |
257)
|
= |
-18.8715953 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Bonita Street Elementary
|
-48 |
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 |
28343 |
2422 |
- |
2436 |
= |
-14 |
* |
(106 |
/ |
252)
|
= |
-5.88888888 |
4 |
28345 |
2415 |
- |
2485 |
= |
-70 |
* |
(73 |
/ |
252)
|
= |
-20.27777773 |
5 |
28347 |
2477 |
- |
2528 |
= |
-51 |
* |
(73 |
/ |
252)
|
= |
-14.77380949 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Bonita Street Elementary
|
-41 |
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 |
28522 |
2404 |
- |
2436 |
= |
-32 |
* |
(76 |
/ |
237)
|
= |
-10.26160336 |
4 |
28523 |
2438 |
- |
2485 |
= |
-47 |
* |
(92 |
/ |
237)
|
= |
-18.24472574 |
5 |
28524 |
2439 |
- |
2528 |
= |
-89 |
* |
(69 |
/ |
237)
|
= |
-25.91139236 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Bonita Street Elementary
|
-54 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-53
|
-35
|
-48
|
-41
|
-54
|
-231.0 |
-46.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -22.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -70.2
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: