Hughes Middle (Data source)
Source data for Hughes 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 | 782442 | 2499 | - | 2552 | = | -53 | * | (474 | / | 1455) | = | -17.26597934 | ||
| 7 | 782445 | 2542 | - | 2567 | = | -25 | * | (482 | / | 1455) | = | -8.28178693 | ||
| 8 | 782446 | 2568 | - | 2586 | = | -18 | * | (499 | / | 1455) | = | -6.17319587 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hughes Middle | -32 | ||||||||||||
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 | 24488 | 2516 | - | 2552 | = | -36 | * | (510 | / | 1472) | = | -12.47282608 | ||
| 7 | 24490 | 2530 | - | 2567 | = | -37 | * | (480 | / | 1472) | = | -12.06521737 | ||
| 8 | 24492 | 2552 | - | 2586 | = | -34 | * | (482 | / | 1472) | = | -11.13315217 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hughes Middle | -36 | ||||||||||||
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 | 24984 | 2530 | - | 2552 | = | -22 | * | (489 | / | 1470) | = | -7.31836734 | ||
| 7 | 24986 | 2541 | - | 2567 | = | -26 | * | (500 | / | 1470) | = | -8.8435374 | ||
| 8 | 24988 | 2555 | - | 2586 | = | -31 | * | (481 | / | 1470) | = | -10.1435374 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hughes Middle | -26 | ||||||||||||
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 | 25007 | 2546 | - | 2552 | = | -6 | * | (470 | / | 1440) | = | -1.95833333 | ||
| 7 | 25008 | 2550 | - | 2567 | = | -17 | * | (479 | / | 1440) | = | -5.6548611 | ||
| 8 | 25011 | 2572 | - | 2586 | = | -14 | * | (491 | / | 1440) | = | -4.77361111 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hughes Middle | -12 | ||||||||||||
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 | 25176 | 2569 | - | 2552 | = | 17 | * | (473 | / | 1415) | = | 5.68268551 | ||
| 7 | 25177 | 2568 | - | 2567 | = | 1 | * | (464 | / | 1415) | = | 0.32791519 | ||
| 8 | 25178 | 2581 | - | 2586 | = | -5 | * | (478 | / | 1415) | = | -1.68904594 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hughes Middle | 4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -32 | -36 | -26 | -12 | 4 | -102.0 | -20.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 27.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -68.4
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 | 56% | 60% | 64% | 60% | 63% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Long Beach Unified school district | County of Los Angeles
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.
Hughes Middle math proficiency
Zero+ meets standard.
42% less $meal
48% less $meal
50% less $meal
46% less $meal
51% 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.