Franklin Elementary (Data source)
Source data for Franklin 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 | 2601576 | 2374 | - | 2436 | = | -62 | * | (97 | / | 308) | = | -19.52597397 | ||
| 4 | 2601579 | 2441 | - | 2485 | = | -44 | * | (80 | / | 308) | = | -11.4285714 | ||
| 5 | 2601580 | 2443 | - | 2528 | = | -85 | * | (67 | / | 308) | = | -18.4902597 | ||
| 6 | 2601583 | 2465 | - | 2552 | = | -87 | * | (64 | / | 308) | = | -18.07792201 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Franklin Elementary | -68 | ||||||||||||
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 | 79335 | 2419 | - | 2436 | = | -17 | * | (75 | / | 313) | = | -4.07348242 | ||
| 4 | 79338 | 2459 | - | 2485 | = | -26 | * | (94 | / | 313) | = | -7.80830669 | ||
| 5 | 79339 | 2469 | - | 2528 | = | -59 | * | (80 | / | 313) | = | -15.07987219 | ||
| 6 | 79341 | 2508 | - | 2552 | = | -44 | * | (64 | / | 313) | = | -8.99680509 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Franklin Elementary | -36 | ||||||||||||
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 | 81504 | 2421 | - | 2436 | = | -15 | * | (82 | / | 332) | = | -3.70481927 | ||
| 4 | 81507 | 2472 | - | 2485 | = | -13 | * | (76 | / | 332) | = | -2.97590361 | ||
| 5 | 81508 | 2478 | - | 2528 | = | -50 | * | (93 | / | 332) | = | -14.00602405 | ||
| 6 | 81510 | 2499 | - | 2552 | = | -53 | * | (81 | / | 332) | = | -12.93072286 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Franklin Elementary | -34 | ||||||||||||
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 | 81696 | 2414 | - | 2436 | = | -22 | * | (79 | / | 318) | = | -5.46540878 | ||
| 4 | 81697 | 2471 | - | 2485 | = | -14 | * | (81 | / | 318) | = | -3.56603773 | ||
| 5 | 81700 | 2535 | - | 2528 | = | 7 | * | (67 | / | 318) | = | 1.47484276 | ||
| 6 | 81701 | 2523 | - | 2552 | = | -29 | * | (91 | / | 318) | = | -8.29874214 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Franklin Elementary | -16 | ||||||||||||
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 | 82215 | 2449 | - | 2436 | = | 13 | * | (59 | / | 291) | = | 2.63573882 | ||
| 4 | 82216 | 2482 | - | 2485 | = | -3 | * | (83 | / | 291) | = | -0.8556701 | ||
| 5 | 82217 | 2505 | - | 2528 | = | -23 | * | (81 | / | 291) | = | -6.40206185 | ||
| 6 | 82218 | 2546 | - | 2552 | = | -6 | * | (68 | / | 291) | = | -1.40206185 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Franklin Elementary | -6 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -68 | -36 | -34 | -16 | -6 | -160.0 | -32.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 37.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.0
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 | 82% | 92% | 90% | 86% | 85% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santa Barbara Unified school district | County of Santa Barbara
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.
Franklin Elementary math proficiency
Zero+ meets standard.
69% less $meal
76% less $meal
78% less $meal
80% less $meal
77% 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.