Harbour View Elementary (Data source)
Source data for Harbour View 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 | 1505608 | 2464 | - | 2436 | = | 28 | * | (136 | / | 411) | = | 9.2652068 | ||
| 4 | 1505609 | 2498 | - | 2485 | = | 13 | * | (147 | / | 411) | = | 4.64963503 | ||
| 5 | 1505612 | 2527 | - | 2528 | = | -1 | * | (128 | / | 411) | = | -0.31143552 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Harbour View Elementary | 14 | ||||||||||||
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 | 47198 | 2473 | - | 2436 | = | 37 | * | (107 | / | 391) | = | 10.12531969 | ||
| 4 | 47201 | 2513 | - | 2485 | = | 28 | * | (137 | / | 391) | = | 9.81074167 | ||
| 5 | 47202 | 2536 | - | 2528 | = | 8 | * | (147 | / | 391) | = | 3.00767263 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Harbour View Elementary | 23 | ||||||||||||
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 | 48487 | 2472 | - | 2436 | = | 36 | * | (110 | / | 355) | = | 11.15492954 | ||
| 4 | 48489 | 2510 | - | 2485 | = | 25 | * | (109 | / | 355) | = | 7.67605633 | ||
| 5 | 48491 | 2542 | - | 2528 | = | 14 | * | (136 | / | 355) | = | 5.36338027 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Harbour View Elementary | 24 | ||||||||||||
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 | 48499 | 2479 | - | 2436 | = | 43 | * | (130 | / | 350) | = | 15.97142855 | ||
| 4 | 48501 | 2507 | - | 2485 | = | 22 | * | (104 | / | 350) | = | 6.53714285 | ||
| 5 | 48503 | 2543 | - | 2528 | = | 15 | * | (116 | / | 350) | = | 4.97142857 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Harbour View Elementary | 27 | ||||||||||||
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 | 48717 | 2463 | - | 2436 | = | 27 | * | (96 | / | 336) | = | 7.7142857 | ||
| 4 | 48718 | 2520 | - | 2485 | = | 35 | * | (133 | / | 336) | = | 13.85416666 | ||
| 5 | 48719 | 2538 | - | 2528 | = | 10 | * | (107 | / | 336) | = | 3.1845238 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Harbour View Elementary | 25 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 14 | 23 | 24 | 27 | 25 | 113.0 | 22.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 37.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 7.6
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 | 22% | 23% | 28% | 32% | 29% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ocean View school district | County of Orange
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.
Harbour View Elementary math proficiency
Zero+ meets standard.
18% less $meal
20% less $meal
25% less $meal
30% less $meal
26% 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.