Barry Elementary (Data source)
Source data for Barry 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 | 2995650 | 2436 | - | 2436 | = | 0 | * | (54 | / | 379) | = | 0.0 | ||
4 | 2995651 | 2463 | - | 2485 | = | -22 | * | (57 | / | 379) | = | -3.30870712 | ||
5 | 2995654 | 2476 | - | 2528 | = | -52 | * | (71 | / | 379) | = | -9.74142478 | ||
6 | 2995655 | 2491 | - | 2552 | = | -61 | * | (66 | / | 379) | = | -10.62269128 | ||
7 | 2995658 | 2528 | - | 2567 | = | -39 | * | (77 | / | 379) | = | -7.92348281 | ||
8 | 2995659 | 2540 | - | 2586 | = | -46 | * | (54 | / | 379) | = | -6.55408971 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Barry Elementary | -38 |
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 | 91716 | 2438 | - | 2436 | = | 2 | * | (43 | / | 376) | = | 0.2287234 | ||
4 | 91717 | 2466 | - | 2485 | = | -19 | * | (56 | / | 376) | = | -2.82978723 | ||
5 | 91720 | 2490 | - | 2528 | = | -38 | * | (60 | / | 376) | = | -6.06382978 | ||
6 | 91722 | 2509 | - | 2552 | = | -43 | * | (75 | / | 376) | = | -8.57712766 | ||
7 | 91723 | 2508 | - | 2567 | = | -59 | * | (65 | / | 376) | = | -10.19946806 | ||
8 | 91725 | 2511 | - | 2586 | = | -75 | * | (77 | / | 376) | = | -15.35904255 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Barry Elementary | -43 |
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 | 94490 | 2420 | - | 2436 | = | -16 | * | (67 | / | 378) | = | -2.83597883 | ||
4 | 94492 | 2466 | - | 2485 | = | -19 | * | (44 | / | 378) | = | -2.2116402 | ||
5 | 94493 | 2484 | - | 2528 | = | -44 | * | (59 | / | 378) | = | -6.86772486 | ||
6 | 94495 | 2504 | - | 2552 | = | -48 | * | (66 | / | 378) | = | -8.38095235 | ||
7 | 94497 | 2516 | - | 2567 | = | -51 | * | (76 | / | 378) | = | -10.25396825 | ||
8 | 94499 | 2508 | - | 2586 | = | -78 | * | (66 | / | 378) | = | -13.61904757 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Barry Elementary | -44 |
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 | 94697 | 2436 | - | 2436 | = | 0 | * | (66 | / | 392) | = | 0.0 | ||
4 | 94700 | 2461 | - | 2485 | = | -24 | * | (64 | / | 392) | = | -3.91836734 | ||
5 | 94701 | 2507 | - | 2528 | = | -21 | * | (48 | / | 392) | = | -2.57142856 | ||
6 | 94704 | 2478 | - | 2552 | = | -74 | * | (68 | / | 392) | = | -12.83673464 | ||
7 | 94705 | 2510 | - | 2567 | = | -57 | * | (71 | / | 392) | = | -10.32397954 | ||
8 | 94708 | 2527 | - | 2586 | = | -59 | * | (75 | / | 392) | = | -11.28826527 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Barry Elementary | -41 |
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 | 95347 | 2431 | - | 2436 | = | -5 | * | (47 | / | 371) | = | -0.63342318 | ||
4 | 95348 | 2461 | - | 2485 | = | -24 | * | (66 | / | 371) | = | -4.26954178 | ||
5 | 95349 | 2495 | - | 2528 | = | -33 | * | (65 | / | 371) | = | -5.78167115 | ||
6 | 95350 | 2518 | - | 2552 | = | -34 | * | (57 | / | 371) | = | -5.22371968 | ||
7 | 95351 | 2517 | - | 2567 | = | -50 | * | (64 | / | 371) | = | -8.6253369 | ||
8 | 95352 | 2548 | - | 2586 | = | -38 | * | (72 | / | 371) | = | -7.37466304 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Barry Elementary | -32 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-38 | -43 | -44 | -41 | -32 | -198.0 | -39.6 |
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: -51.6
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 | 59% | 61% | 63% | 64% | 72% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Yuba City Unified school district County of Sutter
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.
Barry Elementary math proficiency
Zero+ meets standard.
44% less $meal
47% less $meal
51% less $meal
56% less $meal
56% 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.