Laytonville Elementary (Data source)
Source data for Laytonville 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 | 1290022 | 2358 | - | 2436 | = | -78 | * | (28 | / | 180) | = | -12.13333329 | ||
| 4 | 1290025 | 2425 | - | 2485 | = | -60 | * | (39 | / | 180) | = | -12.99999996 | ||
| 5 | 1290026 | 2439 | - | 2528 | = | -89 | * | (32 | / | 180) | = | -15.82222215 | ||
| 6 | 1290029 | 2456 | - | 2552 | = | -96 | * | (29 | / | 180) | = | -15.46666666 | ||
| 7 | 1290030 | 2443 | - | 2567 | = | -124 | * | (28 | / | 180) | = | -19.28888882 | ||
| 8 | 1290033 | 2451 | - | 2586 | = | -135 | * | (24 | / | 180) | = | -17.99999996 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laytonville Elementary | -94 | ||||||||||||
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 | 40415 | 2407 | - | 2436 | = | -29 | * | (20 | / | 170) | = | -3.41176468 | ||
| 4 | 40416 | 2414 | - | 2485 | = | -71 | * | (29 | / | 170) | = | -12.11176469 | ||
| 5 | 40418 | 2436 | - | 2528 | = | -92 | * | (36 | / | 170) | = | -19.48235286 | ||
| 6 | 40420 | 2482 | - | 2552 | = | -70 | * | (31 | / | 170) | = | -12.76470587 | ||
| 7 | 40422 | 2468 | - | 2567 | = | -99 | * | (25 | / | 170) | = | -14.55882348 | ||
| 8 | 40424 | 2496 | - | 2586 | = | -90 | * | (29 | / | 170) | = | -15.35294115 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laytonville Elementary | -78 | ||||||||||||
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 | 41422 | 2416 | - | 2436 | = | -20 | * | (29 | / | 176) | = | -3.29545454 | ||
| 4 | 41424 | 2423 | - | 2485 | = | -62 | * | (25 | / | 176) | = | -8.80681815 | ||
| 5 | 41426 | 2418 | - | 2528 | = | -110 | * | (27 | / | 176) | = | -16.8749999 | ||
| 6 | 41428 | 2455 | - | 2552 | = | -97 | * | (39 | / | 176) | = | -21.49431817 | ||
| 7 | 41429 | 2498 | - | 2567 | = | -69 | * | (31 | / | 176) | = | -12.15340905 | ||
| 8 | 41431 | 2478 | - | 2586 | = | -108 | * | (25 | / | 176) | = | -15.34090903 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laytonville Elementary | -78 | ||||||||||||
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 | 41451 | 2402 | - | 2436 | = | -34 | * | (23 | / | 165) | = | -4.73939393 | ||
| 4 | 41452 | 2472 | - | 2485 | = | -13 | * | (26 | / | 165) | = | -2.04848484 | ||
| 5 | 41455 | 2465 | - | 2528 | = | -63 | * | (25 | / | 165) | = | -9.54545451 | ||
| 6 | 41456 | 2413 | - | 2552 | = | -139 | * | (23 | / | 165) | = | -19.37575752 | ||
| 7 | 41459 | 2471 | - | 2567 | = | -96 | * | (39 | / | 165) | = | -22.69090906 | ||
| 8 | 41460 | 2510 | - | 2586 | = | -76 | * | (29 | / | 165) | = | -13.3575757 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laytonville Elementary | -72 | ||||||||||||
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 | 41597 | 2401 | - | 2436 | = | -35 | * | (18 | / | 158) | = | -3.98734175 | ||
| 4 | 41598 | 2439 | - | 2485 | = | -46 | * | (25 | / | 158) | = | -7.27848101 | ||
| 5 | 41599 | 2485 | - | 2528 | = | -43 | * | (30 | / | 158) | = | -8.16455693 | ||
| 6 | 41600 | 2455 | - | 2552 | = | -97 | * | (24 | / | 158) | = | -14.7341772 | ||
| 7 | 41601 | 2450 | - | 2567 | = | -117 | * | (22 | / | 158) | = | -16.2911392 | ||
| 8 | 41602 | 2479 | - | 2586 | = | -107 | * | (39 | / | 158) | = | -26.4113924 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laytonville Elementary | -77 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -94 | -78 | -78 | -72 | -77 | -399.0 | -79.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -55.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -103.8
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 | 77% | 78% | 78% | 77% | 71% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Laytonville Unified school district | County of Mendocino
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.
Laytonville Elementary math proficiency
Zero+ meets standard.
69% less $meal
68% less $meal
71% less $meal
70% less $meal
60% 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 (Public) schools in Laytonville Unified (2)
| Laytonville Elementary | Spy Rock Elementary |