Junipero Serra Elementary (Data source)
Source data for Junipero Serra 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 | 3147144 | 2440 | - | 2436 | = | 4 | * | (105 | / | 308) | = | 1.36363636 | ||
| 4 | 3147145 | 2491 | - | 2485 | = | 6 | * | (91 | / | 308) | = | 1.77272727 | ||
| 5 | 3147148 | 2536 | - | 2528 | = | 8 | * | (112 | / | 308) | = | 2.9090909 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Junipero Serra Elementary | 6 | ||||||||||||
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 | 97005 | 2449 | - | 2436 | = | 13 | * | (97 | / | 295) | = | 4.27457627 | ||
| 4 | 97006 | 2482 | - | 2485 | = | -3 | * | (104 | / | 295) | = | -1.05762712 | ||
| 5 | 97008 | 2527 | - | 2528 | = | -1 | * | (94 | / | 295) | = | -0.31864407 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Junipero Serra Elementary | 3 | ||||||||||||
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 | 99816 | 2447 | - | 2436 | = | 11 | * | (103 | / | 312) | = | 3.63141026 | ||
| 4 | 99817 | 2503 | - | 2485 | = | 18 | * | (98 | / | 312) | = | 5.65384615 | ||
| 5 | 99820 | 2520 | - | 2528 | = | -8 | * | (111 | / | 312) | = | -2.84615384 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Junipero Serra Elementary | 6 | ||||||||||||
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 | 99967 | 2442 | - | 2436 | = | 6 | * | (95 | / | 294) | = | 1.93877551 | ||
| 4 | 99968 | 2490 | - | 2485 | = | 5 | * | (103 | / | 294) | = | 1.75170068 | ||
| 5 | 99971 | 2545 | - | 2528 | = | 17 | * | (96 | / | 294) | = | 5.5510204 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Junipero Serra Elementary | 9 | ||||||||||||
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 | 100631 | 2448 | - | 2436 | = | 12 | * | (77 | / | 263) | = | 3.51330798 | ||
| 4 | 100632 | 2495 | - | 2485 | = | 10 | * | (89 | / | 263) | = | 3.38403041 | ||
| 5 | 100633 | 2536 | - | 2528 | = | 8 | * | (97 | / | 263) | = | 2.95057034 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Junipero Serra Elementary | 10 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 6 | 3 | 6 | 9 | 10 | 34.0 | 6.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 12.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 0.8
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 | 40% | 40% | 48% | 51% | 46% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ventura Unified school district | County of Ventura
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.
Junipero Serra Elementary math proficiency
Zero+ meets standard.
30% less $meal
32% less $meal
31% less $meal
36% less $meal
28% 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.