Browns Valley Elementary (Data source)
Source data for Browns 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 | 3198789 | 2479 | - | 2436 | = | 43 | * | (23 | / | 72) | = | 13.73611109 | ||
| 4 | 3198790 | 2533 | - | 2485 | = | 48 | * | (28 | / | 72) | = | 18.66666662 | ||
| 5 | 3198793 | 2536 | - | 2528 | = | 8 | * | (21 | / | 72) | = | 2.33333333 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Browns Valley 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 | 98606 | 2449 | - | 2436 | = | 13 | * | (22 | / | 77) | = | 3.71428571 | ||
| 4 | 98609 | 2552 | - | 2485 | = | 67 | * | (23 | / | 77) | = | 20.01298697 | ||
| 5 | 98610 | 2544 | - | 2528 | = | 16 | * | (32 | / | 77) | = | 6.64935064 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Browns Valley Elementary | 30 | ||||||||||||
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 | 101473 | 2462 | - | 2436 | = | 26 | * | (26 | / | 77) | = | 8.77922076 | ||
| 4 | 101475 | 2519 | - | 2485 | = | 34 | * | (25 | / | 77) | = | 11.03896102 | ||
| 5 | 101477 | 2542 | - | 2528 | = | 14 | * | (26 | / | 77) | = | 4.72727272 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Browns Valley Elementary | 25 | ||||||||||||
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 | 101628 | 2458 | - | 2436 | = | 22 | * | (29 | / | 81) | = | 7.8765432 | ||
| 4 | 101631 | 2513 | - | 2485 | = | 28 | * | (24 | / | 81) | = | 8.29629629 | ||
| 5 | 101632 | 2514 | - | 2528 | = | -14 | * | (28 | / | 81) | = | -4.83950617 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Browns Valley Elementary | 11 | ||||||||||||
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 | 102279 | 2447 | - | 2436 | = | 11 | * | (34 | / | 89) | = | 4.20224718 | ||
| 4 | 102280 | 2532 | - | 2485 | = | 47 | * | (29 | / | 89) | = | 15.31460671 | ||
| 5 | 102281 | 2541 | - | 2528 | = | 13 | * | (26 | / | 89) | = | 3.7977528 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Browns Valley Elementary | 23 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 35 | 30 | 25 | 11 | 23 | 124.0 | 24.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 51.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -2.2
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:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 35% | 27% | 31% | 31% | 30% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Marysville Joint Unified school district | County of Yuba
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.
Browns Valley Elementary math proficiency
Zero+ meets standard.
28% less $meal
24% less $meal
26% less $meal
28% less $meal
29% 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.