Acacia Elementary (Data source)
Source data for Acacia Elementary
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 | 1457430 | 2493 | - | 2436 | = | 57 | * | (96 | / | 424) | = | 12.90566036 | ||
4 | 1457433 | 2518 | - | 2485 | = | 33 | * | (126 | / | 424) | = | 9.80660376 | ||
5 | 1457434 | 2538 | - | 2528 | = | 10 | * | (102 | / | 424) | = | 2.40566037 | ||
6 | 1457437 | 2620 | - | 2552 | = | 68 | * | (100 | / | 424) | = | 16.03773581 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Acacia Elementary | 41 |
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 | 45805 | 2497 | - | 2436 | = | 61 | * | (95 | / | 427) | = | 13.57142854 | ||
4 | 45807 | 2548 | - | 2485 | = | 63 | * | (100 | / | 427) | = | 14.75409833 | ||
5 | 45808 | 2554 | - | 2528 | = | 26 | * | (130 | / | 427) | = | 7.91569085 | ||
6 | 45811 | 2616 | - | 2552 | = | 64 | * | (102 | / | 427) | = | 15.28805619 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Acacia Elementary | 52 |
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 | 47030 | 2510 | - | 2436 | = | 74 | * | (94 | / | 421) | = | 16.52256527 | ||
4 | 47033 | 2565 | - | 2485 | = | 80 | * | (99 | / | 421) | = | 18.81235152 | ||
5 | 47035 | 2566 | - | 2528 | = | 38 | * | (101 | / | 421) | = | 9.11638954 | ||
6 | 47036 | 2615 | - | 2552 | = | 63 | * | (127 | / | 421) | = | 19.00475054 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Acacia 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 | 47040 | 2495 | - | 2436 | = | 59 | * | (94 | / | 398) | = | 13.93467334 | ||
4 | 47043 | 2547 | - | 2485 | = | 62 | * | (102 | / | 398) | = | 15.88944723 | ||
5 | 47044 | 2583 | - | 2528 | = | 55 | * | (101 | / | 398) | = | 13.95728642 | ||
6 | 47047 | 2623 | - | 2552 | = | 71 | * | (101 | / | 398) | = | 18.01758792 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Acacia Elementary | 62 |
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 | 47218 | 2518 | - | 2436 | = | 82 | * | (96 | / | 400) | = | 19.68 | ||
4 | 47219 | 2555 | - | 2485 | = | 70 | * | (100 | / | 400) | = | 17.5 | ||
5 | 47220 | 2577 | - | 2528 | = | 49 | * | (101 | / | 400) | = | 12.3725 | ||
6 | 47221 | 2626 | - | 2552 | = | 74 | * | (103 | / | 400) | = | 19.055 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Acacia Elementary | 69 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
41 | 52 | 63 | 62 | 69 | 287.0 | 57.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 90.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 24.4
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:
2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|
Percent | 15% | 15% | 14% | 17% | 18% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fullerton Elementary school district | County of Orange
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Acacia Elementary math proficiency
Zero+ meets standard.
11% less $meal
11% less $meal
12% less $meal
15% less $meal
15% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.