Hercules Middle (Data source)
Source data for Hercules 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 | 246066 | 2478 | - | 2552 | = | -74 | * | (191 | / | 640) | = | -22.084375 | ||
7 | 246069 | 2504 | - | 2567 | = | -63 | * | (237 | / | 640) | = | -23.3296875 | ||
8 | 246070 | 2517 | - | 2586 | = | -69 | * | (212 | / | 640) | = | -22.85625 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hercules Middle | -68 |
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 | 7220 | 2492 | - | 2552 | = | -60 | * | (193 | / | 625) | = | -18.528 | ||
7 | 7222 | 2505 | - | 2567 | = | -62 | * | (194 | / | 625) | = | -19.2448 | ||
8 | 7223 | 2524 | - | 2586 | = | -62 | * | (238 | / | 625) | = | -23.6096 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hercules Middle | -61 |
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 | 7432 | 2503 | - | 2552 | = | -49 | * | (206 | / | 579) | = | -17.43350601 | ||
7 | 7433 | 2507 | - | 2567 | = | -60 | * | (180 | / | 579) | = | -18.65284974 | ||
8 | 7435 | 2516 | - | 2586 | = | -70 | * | (193 | / | 579) | = | -23.33333331 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hercules Middle | -59 |
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 | 7449 | 2497 | - | 2552 | = | -55 | * | (195 | / | 597) | = | -17.96482408 | ||
7 | 7452 | 2515 | - | 2567 | = | -52 | * | (212 | / | 597) | = | -18.4656616 | ||
8 | 7453 | 2523 | - | 2586 | = | -63 | * | (190 | / | 597) | = | -20.05025123 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hercules Middle | -56 |
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 | 7503 | 2499 | - | 2552 | = | -53 | * | (196 | / | 590) | = | -17.60677962 | ||
7 | 7504 | 2514 | - | 2567 | = | -53 | * | (190 | / | 590) | = | -17.06779659 | ||
8 | 7505 | 2538 | - | 2586 | = | -48 | * | (204 | / | 590) | = | -16.59661013 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hercules Middle | -51 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-68 | -61 | -59 | -56 | -51 | -295.0 | -59.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -41.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -77.0
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 | 45% | 45% | 48% | 44% | 44% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
West Contra Costa Unified school district County of Contra Costa
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Hercules Middle math proficiency
Zero+ meets standard.
34% less $meal
35% less $meal
39% less $meal
33% less $meal
34% 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 West Contra Costa Unified (6)
Crespi Junior High | Fred T. Korematsu Middle | Helms Middle |
Hercules Middle | Lovonya DeJean Middle | Pinole Middle |