Bidwell Elementary (Data source)
Source data for Bidwell 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 | 3011360 | 2431 | - | 2436 | = | -5 | * | (81 | / | 247) | = | -1.63967611 | ||
| 4 | 3011361 | 2473 | - | 2485 | = | -12 | * | (85 | / | 247) | = | -4.12955465 | ||
| 5 | 3011364 | 2497 | - | 2528 | = | -31 | * | (81 | / | 247) | = | -10.16599188 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Bidwell Elementary | -16 | ||||||||||||
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 | 92333 | 2451 | - | 2436 | = | 15 | * | (75 | / | 229) | = | 4.91266376 | ||
| 4 | 92335 | 2490 | - | 2485 | = | 5 | * | (74 | / | 229) | = | 1.61572052 | ||
| 5 | 92337 | 2497 | - | 2528 | = | -31 | * | (80 | / | 229) | = | -10.82969432 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Bidwell Elementary | -4 | ||||||||||||
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 | 95128 | 2423 | - | 2436 | = | -13 | * | (91 | / | 233) | = | -5.07725321 | ||
| 4 | 95130 | 2520 | - | 2485 | = | 35 | * | (72 | / | 233) | = | 10.81545063 | ||
| 5 | 95131 | 2486 | - | 2528 | = | -42 | * | (70 | / | 233) | = | -12.61802573 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Bidwell Elementary | -7 | ||||||||||||
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 | 95302 | 2393 | - | 2436 | = | -43 | * | (83 | / | 244) | = | -14.62704916 | ||
| 4 | 95303 | 2484 | - | 2485 | = | -1 | * | (90 | / | 244) | = | -0.36885246 | ||
| 5 | 95306 | 2512 | - | 2528 | = | -16 | * | (71 | / | 244) | = | -4.6557377 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Bidwell Elementary | -20 | ||||||||||||
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 | 95962 | 2422 | - | 2436 | = | -14 | * | (75 | / | 241) | = | -4.35684647 | ||
| 4 | 95963 | 2458 | - | 2485 | = | -27 | * | (83 | / | 241) | = | -9.29875518 | ||
| 5 | 95964 | 2483 | - | 2528 | = | -45 | * | (83 | / | 241) | = | -15.4979253 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Bidwell Elementary | -29 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -16 | -4 | -7 | -20 | -29 | -76.0 | -15.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -45.2
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 | 74% | 72% | 69% | 76% | 75% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Red Bluff Union Elementary school district | County of Tehama
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.
Bidwell Elementary math proficiency
Zero+ meets standard.
64% less $meal
63% less $meal
59% less $meal
72% less $meal
70% 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 Red Bluff Union Elementary (3)
| Bidwell Elementary | Jackson Heights Elementary | William M. Metteer Elementary |