Marylin Avenue Elementary (Data source)
Source data for Marylin Avenue 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 | 58657 | 2411 | - | 2436 | = | -25 | * | (69 | / | 183) | = | -9.4262295 | ||
| 4 | 58660 | 2448 | - | 2485 | = | -37 | * | (64 | / | 183) | = | -12.93989068 | ||
| 5 | 58661 | 2499 | - | 2528 | = | -29 | * | (50 | / | 183) | = | -7.92349725 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Marylin Avenue Elementary | -30 | ||||||||||||
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 | 1556 | 2413 | - | 2436 | = | -23 | * | (62 | / | 196) | = | -7.27551019 | ||
| 4 | 1557 | 2464 | - | 2485 | = | -21 | * | (69 | / | 196) | = | -7.39285714 | ||
| 5 | 1559 | 2480 | - | 2528 | = | -48 | * | (65 | / | 196) | = | -15.91836734 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Marylin Avenue Elementary | -31 | ||||||||||||
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 | 1604 | 2406 | - | 2436 | = | -30 | * | (69 | / | 188) | = | -11.01063828 | ||
| 4 | 1606 | 2472 | - | 2485 | = | -13 | * | (53 | / | 188) | = | -3.66489361 | ||
| 5 | 1608 | 2486 | - | 2528 | = | -42 | * | (66 | / | 188) | = | -14.74468082 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Marylin Avenue Elementary | -29 | ||||||||||||
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 | 1619 | 2397 | - | 2436 | = | -39 | * | (57 | / | 175) | = | -12.70285712 | ||
| 4 | 1622 | 2472 | - | 2485 | = | -13 | * | (65 | / | 175) | = | -4.82857142 | ||
| 5 | 1623 | 2481 | - | 2528 | = | -47 | * | (53 | / | 175) | = | -14.23428567 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Marylin Avenue 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 | 1645 | 2435 | - | 2436 | = | -1 | * | (57 | / | 176) | = | -0.32386364 | ||
| 4 | 1646 | 2467 | - | 2485 | = | -18 | * | (51 | / | 176) | = | -5.21590909 | ||
| 5 | 1647 | 2491 | - | 2528 | = | -37 | * | (68 | / | 176) | = | -14.29545453 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Marylin Avenue Elementary | -20 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -30 | -31 | -29 | -32 | -20 | -142.0 | -28.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -16.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -40.4
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 | 83% | 79% | 81% | 77% | 78% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Livermore Valley Joint Unified school district | County of Alameda
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.
Marylin Avenue Elementary math proficiency
Zero+ meets standard.
78% less $meal
72% less $meal
73% less $meal
74% less $meal
73% 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.