Heather Elementary (Data source)
Source data for Heather 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 | 2548799 | 2435 | - | 2436 | = | -1 | * | (82 | / | 174) | = | -0.47126437 | ||
4 | 2548802 | 2503 | - | 2485 | = | 18 | * | (92 | / | 174) | = | 9.51724138 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Heather Elementary | 9 |
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 | 77688 | 2502 | - | 2436 | = | 66 | * | (92 | / | 171) | = | 35.50877187 | ||
4 | 77689 | 2482 | - | 2485 | = | -3 | * | (79 | / | 171) | = | -1.38596491 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Heather Elementary | 34 |
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 | 79839 | 2490 | - | 2436 | = | 54 | * | (92 | / | 184) | = | 27.0 | ||
4 | 79841 | 2553 | - | 2485 | = | 68 | * | (92 | / | 184) | = | 34.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Heather Elementary | 61 |
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 | 79979 | 2495 | - | 2436 | = | 59 | * | (77 | / | 169) | = | 26.88165676 | ||
4 | 79982 | 2538 | - | 2485 | = | 53 | * | (92 | / | 169) | = | 28.85207099 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Heather Elementary | 56 |
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 | 80472 | 2492 | - | 2436 | = | 56 | * | (75 | / | 151) | = | 27.8145695 | ||
4 | 80473 | 2543 | - | 2485 | = | 58 | * | (76 | / | 151) | = | 29.19205296 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Heather Elementary | 57 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
9 | 34 | 61 | 56 | 57 | 217.0 | 43.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 106.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -19.6
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:
2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|
Percent | 9% | 12% | 8% | 11% | 9% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Carlos Elementary school district County of San Mateo
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.
Heather Elementary math proficiency
Zero+ meets standard.
9% less $meal
10% less $meal
6% less $meal
10% less $meal
8% 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 San Carlos Elementary (3)
Arroyo | Heather Elementary | Mariposa |