Tierra Buena Elementary (Data source)
Source data for Tierra Buena 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 | 2998186 | 2423 | - | 2436 | = | -13 | * | (89 | / | 522) | = | -2.21647509 | ||
4 | 2998187 | 2455 | - | 2485 | = | -30 | * | (84 | / | 522) | = | -4.8275862 | ||
5 | 2998190 | 2452 | - | 2528 | = | -76 | * | (90 | / | 522) | = | -13.10344827 | ||
6 | 2998191 | 2512 | - | 2552 | = | -40 | * | (88 | / | 522) | = | -6.743295 | ||
7 | 2998194 | 2510 | - | 2567 | = | -57 | * | (83 | / | 522) | = | -9.06321837 | ||
8 | 2998195 | 2515 | - | 2586 | = | -71 | * | (88 | / | 522) | = | -11.96934863 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Tierra Buena Elementary | -48 |
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 | 91791 | 2417 | - | 2436 | = | -19 | * | (85 | / | 507) | = | -3.18540432 | ||
4 | 91793 | 2449 | - | 2485 | = | -36 | * | (84 | / | 507) | = | -5.96449703 | ||
5 | 91796 | 2458 | - | 2528 | = | -70 | * | (86 | / | 507) | = | -11.87376722 | ||
6 | 91797 | 2500 | - | 2552 | = | -52 | * | (87 | / | 507) | = | -8.92307692 | ||
7 | 91800 | 2508 | - | 2567 | = | -59 | * | (84 | / | 507) | = | -9.77514791 | ||
8 | 91802 | 2509 | - | 2586 | = | -77 | * | (81 | / | 507) | = | -12.3017751 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Tierra Buena Elementary | -52 |
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 | 94566 | 2432 | - | 2436 | = | -4 | * | (81 | / | 481) | = | -0.67359667 | ||
4 | 94568 | 2451 | - | 2485 | = | -34 | * | (79 | / | 481) | = | -5.58419958 | ||
5 | 94570 | 2442 | - | 2528 | = | -86 | * | (79 | / | 481) | = | -14.1247401 | ||
6 | 94571 | 2510 | - | 2552 | = | -42 | * | (79 | / | 481) | = | -6.89812889 | ||
7 | 94574 | 2490 | - | 2567 | = | -77 | * | (89 | / | 481) | = | -14.24740125 | ||
8 | 94575 | 2511 | - | 2586 | = | -75 | * | (74 | / | 481) | = | -11.53846148 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Tierra Buena Elementary | -53 |
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 | 94774 | 2440 | - | 2436 | = | 4 | * | (70 | / | 492) | = | 0.56910569 | ||
4 | 94775 | 2462 | - | 2485 | = | -23 | * | (79 | / | 492) | = | -3.69308942 | ||
5 | 94778 | 2456 | - | 2528 | = | -72 | * | (81 | / | 492) | = | -11.85365851 | ||
6 | 94779 | 2527 | - | 2552 | = | -25 | * | (89 | / | 492) | = | -4.5223577 | ||
7 | 94782 | 2500 | - | 2567 | = | -67 | * | (82 | / | 492) | = | -11.16666662 | ||
8 | 94783 | 2487 | - | 2586 | = | -99 | * | (91 | / | 492) | = | -18.31097555 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Tierra Buena Elementary | -49 |
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 | 95423 | 2458 | - | 2436 | = | 22 | * | (87 | / | 503) | = | 3.80516897 | ||
4 | 95424 | 2487 | - | 2485 | = | 2 | * | (69 | / | 503) | = | 0.27435388 | ||
5 | 95425 | 2465 | - | 2528 | = | -63 | * | (81 | / | 503) | = | -10.14512921 | ||
6 | 95426 | 2512 | - | 2552 | = | -40 | * | (96 | / | 503) | = | -7.6341948 | ||
7 | 95427 | 2512 | - | 2567 | = | -55 | * | (85 | / | 503) | = | -9.29423457 | ||
8 | 95428 | 2523 | - | 2586 | = | -63 | * | (85 | / | 503) | = | -10.64612323 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Tierra Buena Elementary | -34 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-48 | -52 | -53 | -49 | -34 | -236.0 | -47.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -26.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -68.2
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% | 54% | 52% | 58% | 63% |
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.
Tierra Buena Elementary math proficiency
Zero+ meets standard.
39% less $meal
42% less $meal
42% 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.