Mountain Vista Elementary (Data source)
Source data for Mountain Vista 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 | 1757642 | 2372 | - | 2436 | = | -64 | * | (130 | / | 551) | = | -15.0998185 | ||
| 4 | 1757645 | 2407 | - | 2485 | = | -78 | * | (155 | / | 551) | = | -21.94192377 | ||
| 5 | 1757646 | 2450 | - | 2528 | = | -78 | * | (149 | / | 551) | = | -21.09255892 | ||
| 6 | 1757649 | 2477 | - | 2552 | = | -75 | * | (117 | / | 551) | = | -15.92558978 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Mountain Vista Elementary | -74 | ||||||||||||
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 | 54627 | 2388 | - | 2436 | = | -48 | * | (161 | / | 588) | = | -13.1428571 | ||
| 4 | 54629 | 2409 | - | 2485 | = | -76 | * | (133 | / | 588) | = | -17.19047618 | ||
| 5 | 54631 | 2436 | - | 2528 | = | -92 | * | (160 | / | 588) | = | -25.03401356 | ||
| 6 | 54632 | 2466 | - | 2552 | = | -86 | * | (134 | / | 588) | = | -19.59863942 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Mountain Vista Elementary | -75 | ||||||||||||
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 | 56218 | 2397 | - | 2436 | = | -39 | * | (128 | / | 571) | = | -8.74255691 | ||
| 4 | 56220 | 2410 | - | 2485 | = | -75 | * | (159 | / | 571) | = | -20.8844133 | ||
| 5 | 56221 | 2462 | - | 2528 | = | -66 | * | (136 | / | 571) | = | -15.71978978 | ||
| 6 | 56224 | 2468 | - | 2552 | = | -84 | * | (148 | / | 571) | = | -21.77232918 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Mountain Vista Elementary | -67 | ||||||||||||
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 | 56317 | 2389 | - | 2436 | = | -47 | * | (128 | / | 533) | = | -11.28705437 | ||
| 4 | 56319 | 2417 | - | 2485 | = | -68 | * | (132 | / | 533) | = | -16.84052531 | ||
| 5 | 56321 | 2457 | - | 2528 | = | -71 | * | (152 | / | 533) | = | -20.24765476 | ||
| 6 | 56323 | 2484 | - | 2552 | = | -68 | * | (121 | / | 533) | = | -15.43714818 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Mountain Vista Elementary | -64 | ||||||||||||
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 | 56576 | 2391 | - | 2436 | = | -45 | * | (132 | / | 498) | = | -11.9277108 | ||
| 4 | 56577 | 2416 | - | 2485 | = | -69 | * | (114 | / | 498) | = | -15.79518068 | ||
| 5 | 56578 | 2451 | - | 2528 | = | -77 | * | (130 | / | 498) | = | -20.10040155 | ||
| 6 | 56579 | 2478 | - | 2552 | = | -74 | * | (122 | / | 498) | = | -18.12851401 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Mountain Vista Elementary | -66 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -74 | -75 | -67 | -64 | -66 | -346.0 | -69.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -57.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.2
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 | 81% | 81% | 81% | 74% | 80% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Coachella Valley 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.
Mountain Vista Elementary math proficiency
Zero+ meets standard.
65% less $meal
67% less $meal
65% less $meal
64% less $meal
66% 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.