Charles W. Tewinkle Middle (Data source)
Source data for Charles W. Tewinkle Middle
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 |
||
| 7 | 1498146 | 2505 | - | 2567 | = | -62 | * | (298 | / | 607) | = | -30.43822073 | ||
| 8 | 1498147 | 2548 | - | 2586 | = | -38 | * | (309 | / | 607) | = | -19.34431629 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Charles W. Tewinkle Middle | -50 | ||||||||||||
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 |
||
| 7 | 46973 | 2534 | - | 2567 | = | -33 | * | (316 | / | 625) | = | -16.6848 | ||
| 8 | 46975 | 2572 | - | 2586 | = | -14 | * | (309 | / | 625) | = | -6.9216 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Charles W. Tewinkle Middle | -24 | ||||||||||||
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 |
||
| 7 | 48258 | 2517 | - | 2567 | = | -50 | * | (348 | / | 659) | = | -26.40364185 | ||
| 8 | 48260 | 2547 | - | 2586 | = | -39 | * | (311 | / | 659) | = | -18.40515932 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Charles W. Tewinkle Middle | -45 | ||||||||||||
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 |
||
| 7 | 48269 | 2522 | - | 2567 | = | -45 | * | (277 | / | 616) | = | -20.23538958 | ||
| 8 | 48271 | 2542 | - | 2586 | = | -44 | * | (339 | / | 616) | = | -24.2142857 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Charles W. Tewinkle Middle | -44 | ||||||||||||
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 |
||
| 7 | 48486 | 2521 | - | 2567 | = | -46 | * | (326 | / | 585) | = | -25.63418802 | ||
| 8 | 48487 | 2538 | - | 2586 | = | -48 | * | (259 | / | 585) | = | -21.25128202 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Charles W. Tewinkle Middle | -47 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -50 | -24 | -45 | -44 | -47 | -210.0 | -42.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -12.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -72.0
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 | 82% | 85% | 78% | 79% | 80% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Newport-Mesa Unified 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.
Charles W. Tewinkle Middle math proficiency
Zero+ meets standard.
72% less $meal
71% less $meal
70% less $meal
71% less $meal
74% 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.
Intermediate/Middle Schools (Public) schools in Newport-Mesa Unified (2)
| Charles W. Tewinkle Middle | Horace Ensign Intermediate |