Santa Margarita Elementary (Data source)
Source data for Santa Margarita 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 | 2332008 | 2442 | - | 2436 | = | 6 | * | (74 | / | 332) | = | 1.3373494 | ||
| 4 | 2332009 | 2460 | - | 2485 | = | -25 | * | (77 | / | 332) | = | -5.79819275 | ||
| 5 | 2332012 | 2500 | - | 2528 | = | -28 | * | (55 | / | 332) | = | -4.6385542 | ||
| 6 | 2332013 | 2518 | - | 2552 | = | -34 | * | (63 | / | 332) | = | -6.45180722 | ||
| 7 | 2332016 | 2528 | - | 2567 | = | -39 | * | (35 | / | 332) | = | -4.11144575 | ||
| 8 | 2332017 | 2564 | - | 2586 | = | -22 | * | (28 | / | 332) | = | -1.85542168 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Santa Margarita Elementary | -22 | ||||||||||||
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 | 71301 | 2457 | - | 2436 | = | 21 | * | (80 | / | 326) | = | 5.15337423 | ||
| 4 | 71304 | 2485 | - | 2485 | = | 0 | * | (65 | / | 326) | = | 0.0 | ||
| 5 | 71306 | 2505 | - | 2528 | = | -23 | * | (59 | / | 326) | = | -4.16257669 | ||
| 6 | 71307 | 2533 | - | 2552 | = | -19 | * | (48 | / | 326) | = | -2.797546 | ||
| 7 | 71310 | 2571 | - | 2567 | = | 4 | * | (47 | / | 326) | = | 0.57668712 | ||
| 8 | 71311 | 2563 | - | 2586 | = | -23 | * | (27 | / | 326) | = | -1.90490796 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Santa Margarita 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 | 73176 | 2457 | - | 2436 | = | 21 | * | (76 | / | 341) | = | 4.6803519 | ||
| 4 | 73178 | 2495 | - | 2485 | = | 10 | * | (68 | / | 341) | = | 1.99413489 | ||
| 5 | 73180 | 2525 | - | 2528 | = | -3 | * | (58 | / | 341) | = | -0.51026393 | ||
| 6 | 73182 | 2532 | - | 2552 | = | -20 | * | (57 | / | 341) | = | -3.3431085 | ||
| 7 | 73184 | 2552 | - | 2567 | = | -15 | * | (40 | / | 341) | = | -1.75953078 | ||
| 8 | 73187 | 2591 | - | 2586 | = | 5 | * | (42 | / | 341) | = | 0.61583578 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Santa Margarita Elementary | 2 | ||||||||||||
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 | 73313 | 2458 | - | 2436 | = | 22 | * | (62 | / | 291) | = | 4.68728522 | ||
| 4 | 73315 | 2511 | - | 2485 | = | 26 | * | (47 | / | 291) | = | 4.1993127 | ||
| 5 | 73317 | 2511 | - | 2528 | = | -17 | * | (62 | / | 291) | = | -3.62199312 | ||
| 6 | 73319 | 2533 | - | 2552 | = | -19 | * | (44 | / | 291) | = | -2.87285223 | ||
| 7 | 73321 | 2576 | - | 2567 | = | 9 | * | (47 | / | 291) | = | 1.45360824 | ||
| 8 | 73323 | 2578 | - | 2586 | = | -8 | * | (29 | / | 291) | = | -0.79725086 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Santa Margarita Elementary | 3 | ||||||||||||
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 | 73776 | 2475 | - | 2436 | = | 39 | * | (67 | / | 282) | = | 9.26595743 | ||
| 4 | 73777 | 2503 | - | 2485 | = | 18 | * | (57 | / | 282) | = | 3.63829786 | ||
| 5 | 73778 | 2512 | - | 2528 | = | -16 | * | (41 | / | 282) | = | -2.32624112 | ||
| 6 | 73779 | 2526 | - | 2552 | = | -26 | * | (47 | / | 282) | = | -4.33333332 | ||
| 7 | 73780 | 2561 | - | 2567 | = | -6 | * | (34 | / | 282) | = | -0.72340425 | ||
| 8 | 73781 | 2628 | - | 2586 | = | 42 | * | (36 | / | 282) | = | 5.36170211 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Santa Margarita Elementary | 11 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -22 | -3 | 2 | 3 | 11 | -9.0 | -1.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 34.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -37.8
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 | 58% | 43% | 46% | 37% | 37% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Oceanside Unified school district | County of San Diego
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.
Santa Margarita Elementary math proficiency
Zero+ meets standard.
19% less $meal
16% less $meal
19% less $meal
13% less $meal
17% 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.