Valley View Middle (Data source)
Source data for Valley View Middle
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 |
||
| 6 | 214466 | 2513 | - | 2552 | = | -39 | * | (271 | / | 810) | = | -13.04814814 | ||
| 7 | 214469 | 2548 | - | 2567 | = | -19 | * | (283 | / | 810) | = | -6.6382716 | ||
| 8 | 214470 | 2572 | - | 2586 | = | -14 | * | (256 | / | 810) | = | -4.42469135 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Valley View Middle | -24 | ||||||||||||
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 |
||
| 6 | 6350 | 2521 | - | 2552 | = | -31 | * | (276 | / | 840) | = | -10.18571427 | ||
| 7 | 6351 | 2534 | - | 2567 | = | -33 | * | (279 | / | 840) | = | -10.96071428 | ||
| 8 | 6354 | 2566 | - | 2586 | = | -20 | * | (285 | / | 840) | = | -6.78571428 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Valley View Middle | -28 | ||||||||||||
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 |
||
| 6 | 6526 | 2518 | - | 2552 | = | -34 | * | (271 | / | 792) | = | -11.63383838 | ||
| 7 | 6527 | 2537 | - | 2567 | = | -30 | * | (260 | / | 792) | = | -9.84848484 | ||
| 8 | 6530 | 2559 | - | 2586 | = | -27 | * | (261 | / | 792) | = | -8.89772726 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Valley View Middle | -30 | ||||||||||||
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 |
||
| 6 | 6528 | 2524 | - | 2552 | = | -28 | * | (269 | / | 788) | = | -9.55837562 | ||
| 7 | 6529 | 2532 | - | 2567 | = | -35 | * | (260 | / | 788) | = | -11.54822333 | ||
| 8 | 6532 | 2586 | - | 2586 | = | 0 | * | (259 | / | 788) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Valley View Middle | -21 | ||||||||||||
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 |
||
| 6 | 6585 | 2527 | - | 2552 | = | -25 | * | (234 | / | 753) | = | -7.7689243 | ||
| 7 | 6586 | 2549 | - | 2567 | = | -18 | * | (267 | / | 753) | = | -6.38247011 | ||
| 8 | 6587 | 2572 | - | 2586 | = | -14 | * | (252 | / | 753) | = | -4.68525896 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Valley View Middle | -19 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -24 | -28 | -30 | -21 | -19 | -122.0 | -24.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -12.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -36.4
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 | 34% | 37% | 36% | 38% | 40% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Mt. Diablo Unified school district | County of Contra Costa
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 Middle math proficiency
Zero+ meets standard.
27% less $meal
29% less $meal
29% less $meal
33% less $meal
35% 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.
Intermediate/Middle Schools (Public) schools in Mt. Diablo Unified (9)
| Diablo View Middle | El Dorado Middle | Foothill Middle |
| Oak Grove Middle | Pine Hollow Middle | Pleasant Hill Middle |
| Riverview Middle | Sequoia Middle | Valley View Middle |