Burton Valley Elementary (Data source)
Source data for Burton Valley 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 | 196658 | 2486 | - | 2436 | = | 50 | * | (145 | / | 400) | = | 18.125 | ||
4 | 196659 | 2533 | - | 2485 | = | 48 | * | (126 | / | 400) | = | 15.12 | ||
5 | 196662 | 2579 | - | 2528 | = | 51 | * | (129 | / | 400) | = | 16.4475 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Burton Valley Elementary | 50 |
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 | 5857 | 2507 | - | 2436 | = | 71 | * | (123 | / | 400) | = | 21.8325 | ||
4 | 5859 | 2537 | - | 2485 | = | 52 | * | (149 | / | 400) | = | 19.37 | ||
5 | 5862 | 2590 | - | 2528 | = | 62 | * | (128 | / | 400) | = | 19.84 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Burton Valley Elementary | 61 |
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 | 6009 | 2502 | - | 2436 | = | 66 | * | (142 | / | 432) | = | 21.6944444 | ||
4 | 6011 | 2524 | - | 2485 | = | 39 | * | (142 | / | 432) | = | 12.81944442 | ||
5 | 6013 | 2583 | - | 2528 | = | 55 | * | (148 | / | 432) | = | 18.84259256 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Burton Valley Elementary | 53 |
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 | 6003 | 2507 | - | 2436 | = | 71 | * | (114 | / | 408) | = | 19.83823524 | ||
4 | 6006 | 2533 | - | 2485 | = | 48 | * | (153 | / | 408) | = | 18.0 | ||
5 | 6007 | 2579 | - | 2528 | = | 51 | * | (141 | / | 408) | = | 17.62499999 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Burton Valley 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 | 6067 | 2515 | - | 2436 | = | 79 | * | (139 | / | 416) | = | 26.39663459 | ||
4 | 6068 | 2558 | - | 2485 | = | 73 | * | (124 | / | 416) | = | 21.75961538 | ||
5 | 6069 | 2603 | - | 2528 | = | 75 | * | (153 | / | 416) | = | 27.58413458 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Burton Valley Elementary | 76 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
50 | 61 | 53 | 55 | 76 | 295.0 | 59.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 89.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 29.0
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 | 2% | 1% | 2% | 2% | 1% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Lafayette 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.
Burton Valley Elementary math proficiency
Zero+ meets standard.
2% less $meal
1% less $meal
1% less $meal
2% less $meal
1% 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 Lafayette Elementary (4)
Burton Valley Elementary | Happy Valley Elementary | Lafayette Elementary |
Springhill Elementary |