Laurel Elementary (Data source)
Source data for Laurel 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 | 221423 | 2422 | - | 2436 | = | -14 | * | (80 | / | 295) | = | -3.79661016 | ||
4 | 221424 | 2440 | - | 2485 | = | -45 | * | (106 | / | 295) | = | -16.16949149 | ||
5 | 221427 | 2486 | - | 2528 | = | -42 | * | (109 | / | 295) | = | -15.51864405 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laurel Elementary | -35 |
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 | 6507 | 2411 | - | 2436 | = | -25 | * | (80 | / | 257) | = | -7.78210115 | ||
4 | 6509 | 2453 | - | 2485 | = | -32 | * | (75 | / | 257) | = | -9.33852138 | ||
5 | 6512 | 2460 | - | 2528 | = | -68 | * | (102 | / | 257) | = | -26.98832681 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laurel Elementary | -44 |
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 | 6687 | 2419 | - | 2436 | = | -17 | * | (78 | / | 239) | = | -5.54811714 | ||
4 | 6690 | 2441 | - | 2485 | = | -44 | * | (80 | / | 239) | = | -14.72803345 | ||
5 | 6692 | 2467 | - | 2528 | = | -61 | * | (81 | / | 239) | = | -20.67364011 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laurel Elementary | -41 |
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 | 6696 | 2414 | - | 2436 | = | -22 | * | (64 | / | 231) | = | -6.09523809 | ||
4 | 6697 | 2454 | - | 2485 | = | -31 | * | (84 | / | 231) | = | -11.27272725 | ||
5 | 6700 | 2451 | - | 2528 | = | -77 | * | (83 | / | 231) | = | -27.66666664 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laurel Elementary | -45 |
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 | 6745 | 2419 | - | 2436 | = | -17 | * | (72 | / | 217) | = | -5.640553 | ||
4 | 6746 | 2451 | - | 2485 | = | -34 | * | (59 | / | 217) | = | -9.2442396 | ||
5 | 6747 | 2446 | - | 2528 | = | -82 | * | (86 | / | 217) | = | -32.49769585 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laurel Elementary | -47 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-35 | -44 | -41 | -45 | -47 | -212.0 | -42.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -30.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -54.4
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 | 39% | 37% | 33% | 38% | 41% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Oakley Union Elementary school district County of Contra Costa
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Laurel Elementary math proficiency
Zero+ meets standard.
32% less $meal
28% less $meal
22% less $meal
32% less $meal
33% 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.
Elementary School (Public) schools in Oakley Union Elementary (7)
Almond Grove Elementary | Gehringer Elementary | Iron House Elementary |
Laurel Elementary | Oakley Elementary | Summer Lake Elementary |
Vintage Parkway Elementary |