March Middle (Data source)
Source data for March 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 | 1785733 | 2464 | - | 2552 | = | -88 | * | (238 | / | 778) | = | -26.92030845 | ||
| 7 | 1785736 | 2481 | - | 2567 | = | -86 | * | (281 | / | 778) | = | -31.06169663 | ||
| 8 | 1785737 | 2517 | - | 2586 | = | -69 | * | (259 | / | 778) | = | -22.970437 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for March Middle | -81 | ||||||||||||
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 | 55368 | 2462 | - | 2552 | = | -90 | * | (238 | / | 739) | = | -28.98511497 | ||
| 7 | 55371 | 2489 | - | 2567 | = | -78 | * | (233 | / | 739) | = | -24.59269277 | ||
| 8 | 55373 | 2519 | - | 2586 | = | -67 | * | (268 | / | 739) | = | -24.29769954 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for March Middle | -78 | ||||||||||||
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 | 56973 | 2468 | - | 2552 | = | -84 | * | (235 | / | 707) | = | -27.920792 | ||
| 7 | 56976 | 2475 | - | 2567 | = | -92 | * | (225 | / | 707) | = | -29.27864212 | ||
| 8 | 56978 | 2494 | - | 2586 | = | -92 | * | (247 | / | 707) | = | -32.14144264 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for March Middle | -89 | ||||||||||||
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 | 57080 | 2463 | - | 2552 | = | -89 | * | (249 | / | 727) | = | -30.48280598 | ||
| 7 | 57082 | 2474 | - | 2567 | = | -93 | * | (239 | / | 727) | = | -30.57359004 | ||
| 8 | 57084 | 2484 | - | 2586 | = | -102 | * | (239 | / | 727) | = | -33.53232456 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for March Middle | -95 | ||||||||||||
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 | 57333 | 2471 | - | 2552 | = | -81 | * | (233 | / | 757) | = | -24.93130776 | ||
| 7 | 57334 | 2482 | - | 2567 | = | -85 | * | (279 | / | 757) | = | -31.32760893 | ||
| 8 | 57335 | 2505 | - | 2586 | = | -81 | * | (245 | / | 757) | = | -26.21532357 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for March Middle | -82 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -81 | -78 | -89 | -95 | -82 | -425.0 | -85.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -67.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -103.0
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 | 84% | 87% | 89% | 88% | 86% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Val Verde 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.
March Middle math proficiency
Zero+ meets standard.
67% less $meal
73% less $meal
71% less $meal
76% less $meal
70% 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 Val Verde Unified (4)
| Lakeside Middle | March Middle | Tomas Rivera Middle |
| Vista Verde Middle |