Elbow Creek Elementary (Data source)
Source data for Elbow Creek 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 | 3066303 | 2397 | - | 2436 | = | -39 | * | (75 | / | 297) | = | -9.84848483 | ||
| 4 | 3066304 | 2461 | - | 2485 | = | -24 | * | (85 | / | 297) | = | -6.86868686 | ||
| 5 | 3066307 | 2461 | - | 2528 | = | -67 | * | (73 | / | 297) | = | -16.46801342 | ||
| 6 | 3066308 | 2510 | - | 2552 | = | -42 | * | (64 | / | 297) | = | -9.05050503 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Elbow Creek Elementary | -42 | ||||||||||||
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 | 94393 | 2410 | - | 2436 | = | -26 | * | (68 | / | 300) | = | -5.89333332 | ||
| 4 | 94395 | 2457 | - | 2485 | = | -28 | * | (68 | / | 300) | = | -6.34666665 | ||
| 5 | 94397 | 2500 | - | 2528 | = | -28 | * | (90 | / | 300) | = | -8.4 | ||
| 6 | 94399 | 2508 | - | 2552 | = | -44 | * | (74 | / | 300) | = | -10.8533333 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Elbow Creek 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 | 97169 | 2395 | - | 2436 | = | -41 | * | (66 | / | 290) | = | -9.33103445 | ||
| 4 | 97171 | 2441 | - | 2485 | = | -44 | * | (69 | / | 290) | = | -10.4689655 | ||
| 5 | 97174 | 2460 | - | 2528 | = | -68 | * | (73 | / | 290) | = | -17.11724132 | ||
| 6 | 97175 | 2520 | - | 2552 | = | -32 | * | (82 | / | 290) | = | -9.04827584 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Elbow Creek Elementary | -46 | ||||||||||||
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 | 97349 | 2418 | - | 2436 | = | -18 | * | (85 | / | 296) | = | -5.16891892 | ||
| 4 | 97350 | 2457 | - | 2485 | = | -28 | * | (69 | / | 296) | = | -6.52702702 | ||
| 5 | 97353 | 2462 | - | 2528 | = | -66 | * | (74 | / | 296) | = | -16.5 | ||
| 6 | 97354 | 2528 | - | 2552 | = | -24 | * | (68 | / | 296) | = | -5.5135135 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Elbow Creek Elementary | -34 | ||||||||||||
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 | 98003 | 2407 | - | 2436 | = | -29 | * | (68 | / | 301) | = | -6.55149501 | ||
| 4 | 98004 | 2471 | - | 2485 | = | -14 | * | (87 | / | 301) | = | -4.04651162 | ||
| 5 | 98005 | 2471 | - | 2528 | = | -57 | * | (67 | / | 301) | = | -12.68770763 | ||
| 6 | 98006 | 2537 | - | 2552 | = | -15 | * | (79 | / | 301) | = | -3.93687707 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Elbow Creek Elementary | -27 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -42 | -31 | -46 | -34 | -27 | -180.0 | -36.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -15.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -57.0
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 | 75% | 76% | 76% | 73% | 74% |
| 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.
Elbow Creek Elementary math proficiency
Zero+ meets standard.
68% less $meal
70% less $meal
67% less $meal
68% less $meal
64% 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.