El Gabilan Elementary (Data source)
Source data for El Gabilan 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 | 1359092 | 2365 | - | 2436 | = | -71 | * | (112 | / | 419) | = | -18.97852024 | ||
| 4 | 1359095 | 2403 | - | 2485 | = | -82 | * | (108 | / | 419) | = | -21.13603817 | ||
| 5 | 1359096 | 2439 | - | 2528 | = | -89 | * | (103 | / | 419) | = | -21.87828162 | ||
| 6 | 1359099 | 2442 | - | 2552 | = | -110 | * | (96 | / | 419) | = | -25.20286395 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for El Gabilan Elementary | -87 | ||||||||||||
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 | 42759 | 2373 | - | 2436 | = | -63 | * | (112 | / | 440) | = | -16.0363636 | ||
| 4 | 42760 | 2386 | - | 2485 | = | -99 | * | (112 | / | 440) | = | -25.19999995 | ||
| 5 | 42763 | 2407 | - | 2528 | = | -121 | * | (109 | / | 440) | = | -29.97499991 | ||
| 6 | 42765 | 2434 | - | 2552 | = | -118 | * | (107 | / | 440) | = | -28.69545452 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for El Gabilan Elementary | -100 | ||||||||||||
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 | 43834 | 2375 | - | 2436 | = | -61 | * | (114 | / | 437) | = | -15.91304347 | ||
| 4 | 43836 | 2396 | - | 2485 | = | -89 | * | (115 | / | 437) | = | -23.42105257 | ||
| 5 | 43838 | 2390 | - | 2528 | = | -138 | * | (103 | / | 437) | = | -32.52631572 | ||
| 6 | 43839 | 2405 | - | 2552 | = | -147 | * | (105 | / | 437) | = | -35.32036605 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for El Gabilan Elementary | -107 | ||||||||||||
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 | 43851 | 2411 | - | 2436 | = | -25 | * | (73 | / | 397) | = | -4.59697733 | ||
| 4 | 43852 | 2393 | - | 2485 | = | -92 | * | (115 | / | 397) | = | -26.64987405 | ||
| 5 | 43855 | 2426 | - | 2528 | = | -102 | * | (110 | / | 397) | = | -28.26196467 | ||
| 6 | 43856 | 2400 | - | 2552 | = | -152 | * | (99 | / | 397) | = | -37.9042821 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for El Gabilan Elementary | -97 | ||||||||||||
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 | 43982 | 2410 | - | 2436 | = | -26 | * | (100 | / | 403) | = | -6.45161288 | ||
| 4 | 43983 | 2416 | - | 2485 | = | -69 | * | (85 | / | 403) | = | -14.55334987 | ||
| 5 | 43984 | 2437 | - | 2528 | = | -91 | * | (110 | / | 403) | = | -24.83870962 | ||
| 6 | 43985 | 2426 | - | 2552 | = | -126 | * | (108 | / | 403) | = | -33.76674932 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for El Gabilan Elementary | -80 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -87 | -100 | -107 | -97 | -80 | -471.0 | -94.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -64.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -124.2
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 | 91% | 85% | 88% | 80% | 88% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Salinas City Elementary 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.
El Gabilan Elementary math proficiency
Zero+ meets standard.
72% less $meal
75% less $meal
77% less $meal
74% less $meal
83% 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.