Encinal Junior/Senior High (Data source)
Source data for Encinal Junior/Senior High
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 | 266 | 2517 | - | 2552 | = | -35 | * | (101 | / | 482) | = | -7.33402488 | ||
| 7 | 268 | 2550 | - | 2567 | = | -17 | * | (81 | / | 482) | = | -2.85684646 | ||
| 8 | 270 | 2513 | - | 2586 | = | -73 | * | (94 | / | 482) | = | -14.23651446 | ||
| 11 | 271 | 2596 | - | 2628 | = | -32 | * | (206 | / | 482) | = | -13.67634854 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Encinal Junior/Senior High | -38 | ||||||||||||
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 | 268 | 2541 | - | 2552 | = | -11 | * | (103 | / | 535) | = | -2.117757 | ||
| 7 | 270 | 2523 | - | 2567 | = | -44 | * | (103 | / | 535) | = | -8.47102802 | ||
| 8 | 272 | 2534 | - | 2586 | = | -52 | * | (80 | / | 535) | = | -7.77570092 | ||
| 11 | 274 | 2575 | - | 2628 | = | -53 | * | (249 | / | 535) | = | -24.66728968 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Encinal Junior/Senior High | -43 | ||||||||||||
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 | 291 | 2522 | - | 2552 | = | -30 | * | (81 | / | 509) | = | -4.77406677 | ||
| 7 | 294 | 2554 | - | 2567 | = | -13 | * | (103 | / | 509) | = | -2.63064832 | ||
| 8 | 295 | 2557 | - | 2586 | = | -29 | * | (101 | / | 509) | = | -5.75442041 | ||
| 11 | 298 | 2596 | - | 2628 | = | -32 | * | (224 | / | 509) | = | -14.08251472 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Encinal Junior/Senior High | -27 | ||||||||||||
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 | 322 | 2540 | - | 2552 | = | -12 | * | (95 | / | 470) | = | -2.42553191 | ||
| 7 | 323 | 2535 | - | 2567 | = | -32 | * | (75 | / | 470) | = | -5.10638298 | ||
| 8 | 324 | 2553 | - | 2586 | = | -33 | * | (93 | / | 470) | = | -6.52978722 | ||
| 11 | 325 | 2589 | - | 2628 | = | -39 | * | (207 | / | 470) | = | -17.17659571 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Encinal Junior/Senior High | -31 | ||||||||||||
Last steps
Compute the average
| 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|
| -38 | -43 | -27 | -31 | -139.0 | -34.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -13.75
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.75
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:
| 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|
| Percent | 40% | 41% | 44% | 40% |
| Data source | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alameda Unified school district | County of Alameda
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.
Encinal Junior/Senior High math proficiency
Zero+ meets standard.
35% less $meal
35% less $meal
40% less $meal
36% 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.
K-12 Schools (Public) schools in Alameda Unified (1)
| Encinal Junior/Senior High |