Valley View Elementary (Data source)
Source data for Valley View 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 | 1645078 | 2362 | - | 2436 | = | -74 | * | (68 | / | 194) | = | -25.93814426 | ||
| 4 | 1645081 | 2428 | - | 2485 | = | -57 | * | (60 | / | 194) | = | -17.62886595 | ||
| 5 | 1645082 | 2443 | - | 2528 | = | -85 | * | (66 | / | 194) | = | -28.91752573 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Valley View Elementary | -72 | ||||||||||||
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 | 51423 | 2333 | - | 2436 | = | -103 | * | (57 | / | 183) | = | -32.08196713 | ||
| 4 | 51424 | 2407 | - | 2485 | = | -78 | * | (63 | / | 183) | = | -26.85245901 | ||
| 5 | 51426 | 2451 | - | 2528 | = | -77 | * | (63 | / | 183) | = | -26.50819672 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Valley View Elementary | -85 | ||||||||||||
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 | 52906 | 2368 | - | 2436 | = | -68 | * | (65 | / | 186) | = | -23.76344082 | ||
| 4 | 52908 | 2378 | - | 2485 | = | -107 | * | (58 | / | 186) | = | -33.36559129 | ||
| 5 | 52910 | 2438 | - | 2528 | = | -90 | * | (63 | / | 186) | = | -30.48387093 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Valley View Elementary | -88 | ||||||||||||
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 | 52997 | 2395 | - | 2436 | = | -41 | * | (75 | / | 209) | = | -14.71291863 | ||
| 4 | 52999 | 2415 | - | 2485 | = | -70 | * | (69 | / | 209) | = | -23.1100478 | ||
| 5 | 53001 | 2407 | - | 2528 | = | -121 | * | (65 | / | 209) | = | -37.63157886 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Valley View Elementary | -75 | ||||||||||||
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 | 53227 | 2409 | - | 2436 | = | -27 | * | (102 | / | 237) | = | -11.62025314 | ||
| 4 | 53228 | 2440 | - | 2485 | = | -45 | * | (67 | / | 237) | = | -12.72151895 | ||
| 5 | 53229 | 2432 | - | 2528 | = | -96 | * | (68 | / | 237) | = | -27.54430378 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Valley View Elementary | -52 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -72 | -85 | -88 | -75 | -52 | -372.0 | -74.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -32.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -116.4
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 | 85% | 84% | 77% | 79% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alvord Unified school district | County of Riverside
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.
Valley View Elementary math proficiency
Zero+ meets standard.
74% less $meal
69% less $meal
61% less $meal
67% less $meal
62% 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.