Farr Avenue Elementary (Data source)
Source data for Farr Avenue 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 | 2156762 | 2395 | - | 2436 | = | -41 | * | (126 | / | 353) | = | -14.63456087 | ||
| 4 | 2156765 | 2387 | - | 2485 | = | -98 | * | (126 | / | 353) | = | -34.98016988 | ||
| 5 | 2156766 | 2421 | - | 2528 | = | -107 | * | (101 | / | 353) | = | -30.61473086 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Farr Avenue Elementary | -80 | ||||||||||||
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 | 66216 | 2394 | - | 2436 | = | -42 | * | (111 | / | 368) | = | -12.66847823 | ||
| 4 | 66219 | 2416 | - | 2485 | = | -69 | * | (130 | / | 368) | = | -24.37499996 | ||
| 5 | 66221 | 2412 | - | 2528 | = | -116 | * | (127 | / | 368) | = | -40.03260862 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Farr Avenue Elementary | -77 | ||||||||||||
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 | 68037 | 2387 | - | 2436 | = | -49 | * | (109 | / | 339) | = | -15.75516223 | ||
| 4 | 68038 | 2416 | - | 2485 | = | -69 | * | (107 | / | 339) | = | -21.77876104 | ||
| 5 | 68041 | 2450 | - | 2528 | = | -78 | * | (123 | / | 339) | = | -28.30088492 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Farr Avenue Elementary | -66 | ||||||||||||
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 | 68193 | 2419 | - | 2436 | = | -17 | * | (102 | / | 307) | = | -5.64820847 | ||
| 4 | 68194 | 2428 | - | 2485 | = | -57 | * | (107 | / | 307) | = | -19.86644946 | ||
| 5 | 68197 | 2449 | - | 2528 | = | -79 | * | (98 | / | 307) | = | -25.21824104 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Farr Avenue Elementary | -51 | ||||||||||||
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 | 68699 | 2411 | - | 2436 | = | -25 | * | (108 | / | 315) | = | -8.57142855 | ||
| 4 | 68700 | 2442 | - | 2485 | = | -43 | * | (97 | / | 315) | = | -13.2412698 | ||
| 5 | 68701 | 2455 | - | 2528 | = | -73 | * | (110 | / | 315) | = | -25.49206348 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Farr Avenue Elementary | -47 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -80 | -77 | -66 | -51 | -47 | -321.0 | -64.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -22.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -106.2
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 | 94% | 91% | 95% | 93% | 93% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Escondido Union school district | County of San Diego
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.
Farr Avenue Elementary math proficiency
Zero+ meets standard.
85% less $meal
82% less $meal
87% less $meal
85% less $meal
85% 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.