Valley Middle (Data source)
Source data for Valley 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 |
||
| 6 | 2324317 | 2546 | - | 2552 | = | -6 | * | (333 | / | 955) | = | -2.09214659 | ||
| 7 | 2324320 | 2572 | - | 2567 | = | 5 | * | (303 | / | 955) | = | 1.58638743 | ||
| 8 | 2324321 | 2585 | - | 2586 | = | -1 | * | (319 | / | 955) | = | -0.33403141 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Valley Middle | -1 | ||||||||||||
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 |
||
| 6 | 71102 | 2578 | - | 2552 | = | 26 | * | (326 | / | 977) | = | 8.67553734 | ||
| 7 | 71103 | 2582 | - | 2567 | = | 15 | * | (338 | / | 977) | = | 5.18935517 | ||
| 8 | 71105 | 2617 | - | 2586 | = | 31 | * | (313 | / | 977) | = | 9.93142269 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Valley 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 |
||
| 6 | 72965 | 2569 | - | 2552 | = | 17 | * | (313 | / | 1003) | = | 5.30508474 | ||
| 7 | 72967 | 2591 | - | 2567 | = | 24 | * | (341 | / | 1003) | = | 8.15952142 | ||
| 8 | 72969 | 2610 | - | 2586 | = | 24 | * | (349 | / | 1003) | = | 8.35094714 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Valley Middle | 22 | ||||||||||||
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 |
||
| 6 | 73105 | 2579 | - | 2552 | = | 27 | * | (351 | / | 1040) | = | 9.1125 | ||
| 7 | 73108 | 2578 | - | 2567 | = | 11 | * | (338 | / | 1040) | = | 3.575 | ||
| 8 | 73109 | 2614 | - | 2586 | = | 28 | * | (351 | / | 1040) | = | 9.45 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Valley Middle | 22 | ||||||||||||
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 |
||
| 6 | 73563 | 2574 | - | 2552 | = | 22 | * | (303 | / | 982) | = | 6.78818736 | ||
| 7 | 73564 | 2597 | - | 2567 | = | 30 | * | (343 | / | 982) | = | 10.47861507 | ||
| 8 | 73565 | 2616 | - | 2586 | = | 30 | * | (336 | / | 982) | = | 10.26476577 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Valley Middle | 28 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -1 | 24 | 22 | 22 | 28 | 95.0 | 19.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 52.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -14.0
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 | 27% | 24% | 25% | 30% | 31% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Carlsbad 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.
Valley Middle math proficiency
Zero+ meets standard.
20% less $meal
17% less $meal
18% less $meal
25% less $meal
26% 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 Carlsbad Unified (3)
| Aviara Oaks Middle | Calavera Hills Middle | Valley Middle |