Crowell Elementary (Data source)
Source data for Crowell 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 | 2977205 | 2359 | - | 2436 | = | -77 | * | (111 | / | 413) | = | -20.69491524 | ||
| 4 | 2977208 | 2383 | - | 2485 | = | -102 | * | (106 | / | 413) | = | -26.17917669 | ||
| 5 | 2977209 | 2442 | - | 2528 | = | -86 | * | (97 | / | 413) | = | -20.19854721 | ||
| 6 | 2977212 | 2437 | - | 2552 | = | -115 | * | (99 | / | 413) | = | -27.56658595 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Crowell Elementary | -95 | ||||||||||||
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 | 91082 | 2380 | - | 2436 | = | -56 | * | (97 | / | 374) | = | -14.52406413 | ||
| 4 | 91084 | 2383 | - | 2485 | = | -102 | * | (101 | / | 374) | = | -27.54545445 | ||
| 5 | 91085 | 2454 | - | 2528 | = | -74 | * | (91 | / | 374) | = | -18.00534759 | ||
| 6 | 91087 | 2446 | - | 2552 | = | -106 | * | (85 | / | 374) | = | -24.09090906 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Crowell Elementary | -84 | ||||||||||||
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 | 93843 | 2383 | - | 2436 | = | -53 | * | (112 | / | 392) | = | -15.14285711 | ||
| 4 | 93845 | 2413 | - | 2485 | = | -72 | * | (83 | / | 392) | = | -15.2448979 | ||
| 5 | 93848 | 2474 | - | 2528 | = | -54 | * | (99 | / | 392) | = | -13.63775508 | ||
| 6 | 93850 | 2433 | - | 2552 | = | -119 | * | (98 | / | 392) | = | -29.75 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Crowell Elementary | -74 | ||||||||||||
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 | 94057 | 2385 | - | 2436 | = | -51 | * | (83 | / | 345) | = | -12.26956521 | ||
| 4 | 94058 | 2405 | - | 2485 | = | -80 | * | (94 | / | 345) | = | -21.79710144 | ||
| 5 | 94061 | 2434 | - | 2528 | = | -94 | * | (72 | / | 345) | = | -19.61739129 | ||
| 6 | 94062 | 2444 | - | 2552 | = | -108 | * | (96 | / | 345) | = | -30.05217385 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Crowell Elementary | -84 | ||||||||||||
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 | 94681 | 2378 | - | 2436 | = | -58 | * | (95 | / | 357) | = | -15.43417364 | ||
| 4 | 94682 | 2405 | - | 2485 | = | -80 | * | (89 | / | 357) | = | -19.94397752 | ||
| 5 | 94683 | 2430 | - | 2528 | = | -98 | * | (87 | / | 357) | = | -23.88235284 | ||
| 6 | 94684 | 2464 | - | 2552 | = | -88 | * | (86 | / | 357) | = | -21.1988795 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Crowell Elementary | -80 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -95 | -84 | -74 | -84 | -80 | -417.0 | -83.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -62.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -104.4
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 | 86% | 83% | 83% | 87% | 87% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Turlock Unified school district | County of Stanislaus
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.
Crowell Elementary math proficiency
Zero+ meets standard.
78% less $meal
71% less $meal
72% less $meal
82% less $meal
81% 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.