Cedar Lane Elementary (Data source)
Source data for Cedar Lane 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 | 3195179 | 2364 | - | 2436 | = | -72 | * | (69 | / | 288) | = | -17.24999998 | ||
| 4 | 3195180 | 2418 | - | 2485 | = | -67 | * | (65 | / | 288) | = | -15.12152775 | ||
| 5 | 3195183 | 2422 | - | 2528 | = | -106 | * | (80 | / | 288) | = | -29.44444436 | ||
| 6 | 3195184 | 2444 | - | 2552 | = | -108 | * | (74 | / | 288) | = | -27.74999995 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Cedar Lane Elementary | -90 | ||||||||||||
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 | 98490 | 2367 | - | 2436 | = | -69 | * | (81 | / | 293) | = | -19.07508526 | ||
| 4 | 98492 | 2434 | - | 2485 | = | -51 | * | (61 | / | 293) | = | -10.61774743 | ||
| 5 | 98495 | 2434 | - | 2528 | = | -94 | * | (66 | / | 293) | = | -21.17406137 | ||
| 6 | 98496 | 2432 | - | 2552 | = | -120 | * | (85 | / | 293) | = | -34.81228668 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Cedar Lane Elementary | -86 | ||||||||||||
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 | 101357 | 2360 | - | 2436 | = | -76 | * | (79 | / | 304) | = | -19.75 | ||
| 4 | 101359 | 2430 | - | 2485 | = | -55 | * | (78 | / | 304) | = | -14.11184209 | ||
| 5 | 101362 | 2425 | - | 2528 | = | -103 | * | (72 | / | 304) | = | -24.39473682 | ||
| 6 | 101364 | 2453 | - | 2552 | = | -99 | * | (75 | / | 304) | = | -24.42434207 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Cedar Lane Elementary | -83 | ||||||||||||
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 | 101513 | 2360 | - | 2436 | = | -76 | * | (66 | / | 281) | = | -17.85053374 | ||
| 4 | 101514 | 2422 | - | 2485 | = | -63 | * | (74 | / | 281) | = | -16.59074729 | ||
| 5 | 101516 | 2458 | - | 2528 | = | -70 | * | (77 | / | 281) | = | -19.18149464 | ||
| 6 | 101518 | 2444 | - | 2552 | = | -108 | * | (64 | / | 281) | = | -24.59786476 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Cedar Lane Elementary | -78 | ||||||||||||
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 | 102164 | 2365 | - | 2436 | = | -71 | * | (67 | / | 275) | = | -17.29818177 | ||
| 4 | 102165 | 2419 | - | 2485 | = | -66 | * | (62 | / | 275) | = | -14.87999997 | ||
| 5 | 102166 | 2441 | - | 2528 | = | -87 | * | (69 | / | 275) | = | -21.82909083 | ||
| 6 | 102167 | 2468 | - | 2552 | = | -84 | * | (77 | / | 275) | = | -23.52 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Cedar Lane Elementary | -78 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -90 | -86 | -83 | -78 | -78 | -415.0 | -83.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -68.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -98.0
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 | 98% | 98% | 96% | 92% | 93% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Marysville Joint Unified school district | County of Yuba
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.
Cedar Lane Elementary math proficiency
Zero+ meets standard.
93% less $meal
93% less $meal
92% less $meal
90% less $meal
91% 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.