Royal Oaks Elementary (Data source)
Source data for Royal Oaks 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 | 3069105 | 2422 | - | 2436 | = | -14 | * | (73 | / | 300) | = | -3.40666666 | ||
| 4 | 3069106 | 2444 | - | 2485 | = | -41 | * | (72 | / | 300) | = | -9.84 | ||
| 5 | 3069109 | 2470 | - | 2528 | = | -58 | * | (72 | / | 300) | = | -13.92 | ||
| 6 | 3069110 | 2507 | - | 2552 | = | -45 | * | (83 | / | 300) | = | -12.44999997 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Royal Oaks Elementary | -40 | ||||||||||||
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 | 94482 | 2394 | - | 2436 | = | -42 | * | (85 | / | 294) | = | -12.14285713 | ||
| 4 | 94485 | 2472 | - | 2485 | = | -13 | * | (74 | / | 294) | = | -3.27210884 | ||
| 5 | 94487 | 2479 | - | 2528 | = | -49 | * | (68 | / | 294) | = | -11.33333333 | ||
| 6 | 94489 | 2499 | - | 2552 | = | -53 | * | (67 | / | 294) | = | -12.07823127 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Royal Oaks Elementary | -39 | ||||||||||||
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 | 97262 | 2389 | - | 2436 | = | -47 | * | (71 | / | 305) | = | -10.9409836 | ||
| 4 | 97263 | 2423 | - | 2485 | = | -62 | * | (91 | / | 305) | = | -18.49836061 | ||
| 5 | 97266 | 2486 | - | 2528 | = | -42 | * | (72 | / | 305) | = | -9.91475407 | ||
| 6 | 97268 | 2490 | - | 2552 | = | -62 | * | (71 | / | 305) | = | -14.43278687 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Royal Oaks Elementary | -54 | ||||||||||||
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 | 97443 | 2399 | - | 2436 | = | -37 | * | (64 | / | 294) | = | -8.05442174 | ||
| 4 | 97444 | 2442 | - | 2485 | = | -43 | * | (66 | / | 294) | = | -9.65306119 | ||
| 5 | 97447 | 2443 | - | 2528 | = | -85 | * | (91 | / | 294) | = | -26.30952377 | ||
| 6 | 97448 | 2518 | - | 2552 | = | -34 | * | (73 | / | 294) | = | -8.44217685 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Royal Oaks Elementary | -52 | ||||||||||||
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 | 98095 | 2410 | - | 2436 | = | -26 | * | (77 | / | 305) | = | -6.56393442 | ||
| 4 | 98096 | 2452 | - | 2485 | = | -33 | * | (75 | / | 305) | = | -8.11475409 | ||
| 5 | 98097 | 2484 | - | 2528 | = | -44 | * | (63 | / | 305) | = | -9.08852459 | ||
| 6 | 98098 | 2484 | - | 2552 | = | -68 | * | (90 | / | 305) | = | -20.06557376 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Royal Oaks Elementary | -44 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -40 | -39 | -54 | -52 | -44 | -229.0 | -45.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -27.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -63.8
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 | 72% | 71% | 72% | 74% | 78% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Visalia Unified school district | County of Tulare
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.
Royal Oaks Elementary math proficiency
Zero+ meets standard.
65% less $meal
63% less $meal
65% less $meal
71% less $meal
67% 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.