New Technology High (Data source)
Source data for New Technology High
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 |
||
| 11 | 1383739 | 2577 | - | 2628 | = | -51 | * | (98 | / | 98) | = | -51.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for New Technology High | -51 | ||||||||||||
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 |
||
| 11 | 43590 | 2578 | - | 2628 | = | -50 | * | (92 | / | 92) | = | -50.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for New Technology High | -50 | ||||||||||||
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 |
||
| 11 | 44658 | 2529 | - | 2628 | = | -99 | * | (92 | / | 92) | = | -99.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for New Technology High | -99 | ||||||||||||
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 |
||
| 11 | 44675 | 2558 | - | 2628 | = | -70 | * | (101 | / | 101) | = | -70.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for New Technology High | -70 | ||||||||||||
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 |
||
| 11 | 44813 | 2557 | - | 2628 | = | -71 | * | (101 | / | 101) | = | -71.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for New Technology High | -71 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -51 | -50 | -99 | -70 | -71 | -341.0 | -68.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -11.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -125.2
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 | 33% | 35% | 35% | 38% | 36% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Napa Valley Unified school district | County of Napa
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.
New Technology High math proficiency
Zero+ meets standard.
25% less $meal
26% less $meal
25% less $meal
31% less $meal
29% 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.
Alternative Schools of Choice schools in Napa Valley Unified (2)
| Napa Valley Independent Studies | New Technology High |