Big Springs Elementary (Data source)
Source data for Big Springs 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 | 2799832 | 2428 | - | 2436 | = | -8 | * | (20 | / | 87) | = | -1.83908046 | ||
| 4 | 2799833 | 2482 | - | 2485 | = | -3 | * | (12 | / | 87) | = | -0.4137931 | ||
| 5 | 2799835 | 2455 | - | 2528 | = | -73 | * | (11 | / | 87) | = | -9.22988501 | ||
| 6 | 2799837 | 2521 | - | 2552 | = | -31 | * | (15 | / | 87) | = | -5.34482758 | ||
| 7 | 2799840 | 2512 | - | 2567 | = | -55 | * | (13 | / | 87) | = | -8.21839079 | ||
| 8 | 2799841 | 2620 | - | 2586 | = | 34 | * | (16 | / | 87) | = | 6.25287353 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Big Springs Elementary | -19 | ||||||||||||
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 | 85456 | 2416 | - | 2436 | = | -20 | * | (18 | / | 95) | = | -3.78947368 | ||
| 4 | 85458 | 2481 | - | 2485 | = | -4 | * | (23 | / | 95) | = | -0.96842105 | ||
| 5 | 85459 | 2520 | - | 2528 | = | -8 | * | (13 | / | 95) | = | -1.09473684 | ||
| 6 | 85462 | 0 | - | 2552 | = | * | (10 | / | 95) | = | ||||
| 7 | 85464 | 2545 | - | 2567 | = | -22 | * | (19 | / | 95) | = | -4.4 | ||
| 8 | 85466 | 2539 | - | 2586 | = | -47 | * | (12 | / | 95) | = | -5.93684208 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Big Springs Elementary | -16 | ||||||||||||
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 | 87828 | 2428 | - | 2436 | = | -8 | * | (27 | / | 116) | = | -1.86206896 | ||
| 4 | 87830 | 2465 | - | 2485 | = | -20 | * | (17 | / | 116) | = | -2.93103448 | ||
| 5 | 87833 | 2482 | - | 2528 | = | -46 | * | (25 | / | 116) | = | -9.91379309 | ||
| 6 | 87834 | 2508 | - | 2552 | = | -44 | * | (20 | / | 116) | = | -7.58620689 | ||
| 7 | 87837 | 2479 | - | 2567 | = | -88 | * | (11 | / | 116) | = | -8.34482757 | ||
| 8 | 87839 | 2509 | - | 2586 | = | -77 | * | (16 | / | 116) | = | -10.62068962 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Big Springs Elementary | -41 | ||||||||||||
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 | 88056 | 2388 | - | 2436 | = | -48 | * | (22 | / | 122) | = | -8.65573766 | ||
| 4 | 88057 | 2485 | - | 2485 | = | 0 | * | (28 | / | 122) | = | 0.0 | ||
| 5 | 88060 | 2495 | - | 2528 | = | -33 | * | (19 | / | 122) | = | -5.13934423 | ||
| 6 | 88061 | 2510 | - | 2552 | = | -42 | * | (21 | / | 122) | = | -7.22950817 | ||
| 7 | 88064 | 2543 | - | 2567 | = | -24 | * | (20 | / | 122) | = | -3.93442622 | ||
| 8 | 88065 | 2517 | - | 2586 | = | -69 | * | (12 | / | 122) | = | -6.7868852 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Big Springs Elementary | -32 | ||||||||||||
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 | 88701 | 2458 | - | 2436 | = | 22 | * | (13 | / | 122) | = | 2.34426229 | ||
| 4 | 88702 | 2429 | - | 2485 | = | -56 | * | (21 | / | 122) | = | -9.63934423 | ||
| 5 | 88703 | 2513 | - | 2528 | = | -15 | * | (28 | / | 122) | = | -3.44262294 | ||
| 6 | 88704 | 2551 | - | 2552 | = | -1 | * | (17 | / | 122) | = | -0.13934426 | ||
| 7 | 88705 | 2508 | - | 2567 | = | -59 | * | (23 | / | 122) | = | -11.12295081 | ||
| 8 | 88706 | 2540 | - | 2586 | = | -46 | * | (20 | / | 122) | = | -7.5409836 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Big Springs Elementary | -30 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -19 | -16 | -41 | -32 | -30 | -138.0 | -27.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 2.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -57.6
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 | 64% | 54% | 57% | 58% | 58% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Big Springs Union Elementary school district | County of Siskiyou
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.
Big Springs Elementary math proficiency
Zero+ meets standard.
56% less $meal
41% less $meal
44% less $meal
53% less $meal
54% 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.
Elementary School in 1 School District (Public) schools in Big Springs Union Elementary (1)
| Big Springs Elementary |