Cesar Chavez Middle (Data source)
Source data for Cesar Chavez 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 | 68975 | 2479 | - | 2552 | = | -73 | * | (377 | / | 1167) | = | -23.58269059 | ||
| 7 | 68976 | 2502 | - | 2567 | = | -65 | * | (397 | / | 1167) | = | -22.11225361 | ||
| 8 | 68979 | 2521 | - | 2586 | = | -65 | * | (393 | / | 1167) | = | -21.88946013 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Cesar Chavez 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 | 1841 | 2468 | - | 2552 | = | -84 | * | (408 | / | 1192) | = | -28.75167784 | ||
| 7 | 1843 | 2490 | - | 2567 | = | -77 | * | (378 | / | 1192) | = | -24.41778516 | ||
| 8 | 1845 | 2520 | - | 2586 | = | -66 | * | (406 | / | 1192) | = | -22.47986572 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Cesar Chavez Middle | -76 | ||||||||||||
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 | 1900 | 2480 | - | 2552 | = | -72 | * | (410 | / | 1216) | = | -24.27631574 | ||
| 7 | 1901 | 2502 | - | 2567 | = | -65 | * | (421 | / | 1216) | = | -22.50411183 | ||
| 8 | 1904 | 2510 | - | 2586 | = | -76 | * | (385 | / | 1216) | = | -24.06249999 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Cesar Chavez Middle | -71 | ||||||||||||
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 | 1910 | 2479 | - | 2552 | = | -73 | * | (395 | / | 1204) | = | -23.9493355 | ||
| 7 | 1912 | 2496 | - | 2567 | = | -71 | * | (401 | / | 1204) | = | -23.64700994 | ||
| 8 | 1914 | 2527 | - | 2586 | = | -59 | * | (408 | / | 1204) | = | -19.99335543 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Cesar Chavez Middle | -68 | ||||||||||||
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 | 1933 | 2488 | - | 2552 | = | -64 | * | (379 | / | 1170) | = | -20.73162387 | ||
| 7 | 1934 | 2494 | - | 2567 | = | -73 | * | (402 | / | 1170) | = | -25.08205124 | ||
| 8 | 1935 | 2510 | - | 2586 | = | -76 | * | (389 | / | 1170) | = | -25.26837603 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Cesar Chavez Middle | -71 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -68 | -76 | -71 | -68 | -71 | -354.0 | -70.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -61.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -79.8
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 | 51% | 55% | 62% | 62% | 59% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
New Haven 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.
Cesar Chavez Middle math proficiency
Zero+ meets standard.
44% less $meal
46% less $meal
51% less $meal
52% less $meal
49% 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 New Haven Unified (2)
| Cesar Chavez Middle | Itliong-Vera Cruz |