Marina Vista Elementary (Data source)
Source data for Marina 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 | 1354134 | 2365 | - | 2436 | = | -71 | * | (71 | / | 217) | = | -23.23041474 | ||
| 4 | 1354137 | 2402 | - | 2485 | = | -83 | * | (77 | / | 217) | = | -29.45161285 | ||
| 5 | 1354138 | 2445 | - | 2528 | = | -83 | * | (69 | / | 217) | = | -26.39170505 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Marina Vista Elementary | -79 | ||||||||||||
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 | 42629 | 2396 | - | 2436 | = | -40 | * | (75 | / | 220) | = | -13.6363636 | ||
| 4 | 42630 | 2419 | - | 2485 | = | -66 | * | (76 | / | 220) | = | -22.79999997 | ||
| 5 | 42633 | 2427 | - | 2528 | = | -101 | * | (69 | / | 220) | = | -31.67727266 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Marina Vista Elementary | -68 | ||||||||||||
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 | 43697 | 2381 | - | 2436 | = | -55 | * | (68 | / | 219) | = | -17.07762557 | ||
| 4 | 43699 | 2417 | - | 2485 | = | -68 | * | (67 | / | 219) | = | -20.80365296 | ||
| 5 | 43701 | 2447 | - | 2528 | = | -81 | * | (84 | / | 219) | = | -31.06849308 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Marina Vista Elementary | -69 | ||||||||||||
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 | 43720 | 2396 | - | 2436 | = | -40 | * | (59 | / | 204) | = | -11.56862744 | ||
| 4 | 43723 | 2390 | - | 2485 | = | -95 | * | (79 | / | 204) | = | -36.7892156 | ||
| 5 | 43724 | 2453 | - | 2528 | = | -75 | * | (66 | / | 204) | = | -24.26470583 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Marina Vista Elementary | -73 | ||||||||||||
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 | 43847 | 2358 | - | 2436 | = | -78 | * | (72 | / | 220) | = | -25.52727271 | ||
| 4 | 43848 | 2382 | - | 2485 | = | -103 | * | (72 | / | 220) | = | -33.70909088 | ||
| 5 | 43849 | 2428 | - | 2528 | = | -100 | * | (76 | / | 220) | = | -34.5454545 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Marina Vista Elementary | -94 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -79 | -68 | -69 | -73 | -94 | -383.0 | -76.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -46.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -106.6
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% | 84% | 85% | 85% | 88% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Monterey Peninsula Unified school district | County of Monterey
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.
Marina Vista Elementary math proficiency
Zero+ meets standard.
65% less $meal
70% less $meal
67% less $meal
71% less $meal
71% 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.