Banyan Elementary (Data source)
Source data for Banyan 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 | 3154186 | 2460 | - | 2436 | = | 24 | * | (73 | / | 237) | = | 7.39240505 | ||
| 4 | 3154187 | 2477 | - | 2485 | = | -8 | * | (85 | / | 237) | = | -2.86919831 | ||
| 5 | 3154190 | 2524 | - | 2528 | = | -4 | * | (79 | / | 237) | = | -1.33333333 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Banyan Elementary | 3 | ||||||||||||
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 | 97210 | 2445 | - | 2436 | = | 9 | * | (81 | / | 234) | = | 3.11538461 | ||
| 4 | 97213 | 2530 | - | 2485 | = | 45 | * | (73 | / | 234) | = | 14.0384615 | ||
| 5 | 97214 | 2517 | - | 2528 | = | -11 | * | (80 | / | 234) | = | -3.76068375 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Banyan Elementary | 13 | ||||||||||||
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 | 100035 | 2449 | - | 2436 | = | 13 | * | (74 | / | 224) | = | 4.29464285 | ||
| 4 | 100038 | 2497 | - | 2485 | = | 12 | * | (81 | / | 224) | = | 4.3392857 | ||
| 5 | 100039 | 2537 | - | 2528 | = | 9 | * | (69 | / | 224) | = | 2.77232143 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Banyan Elementary | 11 | ||||||||||||
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 | 100191 | 2464 | - | 2436 | = | 28 | * | (73 | / | 227) | = | 9.00440528 | ||
| 4 | 100192 | 2485 | - | 2485 | = | 0 | * | (75 | / | 227) | = | 0.0 | ||
| 5 | 100195 | 2497 | - | 2528 | = | -31 | * | (79 | / | 227) | = | -10.78854625 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Banyan Elementary | -2 | ||||||||||||
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 | 100855 | 2445 | - | 2436 | = | 9 | * | (76 | / | 223) | = | 3.06726457 | ||
| 4 | 100856 | 2517 | - | 2485 | = | 32 | * | (71 | / | 223) | = | 10.1883408 | ||
| 5 | 100857 | 2501 | - | 2528 | = | -27 | * | (76 | / | 223) | = | -9.2017937 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Banyan Elementary | 4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 3 | 13 | 11 | -2 | 4 | 29.0 | 5.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 23.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -12.2
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 | 28% | 25% | 25% | 28% | 25% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Conejo Valley Unified school district | County of Ventura
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.
Banyan Elementary math proficiency
Zero+ meets standard.
25% less $meal
22% less $meal
23% less $meal
26% less $meal
22% 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.