Avery Middle (Data source)
Source data for Avery 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 | 166952 | 2549 | - | 2552 | = | -3 | * | (58 | / | 200) | = | -0.87 | ||
| 7 | 166955 | 2579 | - | 2567 | = | 12 | * | (69 | / | 200) | = | 4.14 | ||
| 8 | 166956 | 2598 | - | 2586 | = | 12 | * | (73 | / | 200) | = | 4.38 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Avery Middle | 8 | ||||||||||||
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 | 4992 | 2580 | - | 2552 | = | 28 | * | (58 | / | 196) | = | 8.28571428 | ||
| 7 | 4993 | 2555 | - | 2567 | = | -12 | * | (69 | / | 196) | = | -4.22448979 | ||
| 8 | 4996 | 2613 | - | 2586 | = | 27 | * | (69 | / | 196) | = | 9.50510203 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Avery Middle | 14 | ||||||||||||
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 | 5086 | 2559 | - | 2552 | = | 7 | * | (68 | / | 203) | = | 2.34482758 | ||
| 7 | 5087 | 2575 | - | 2567 | = | 8 | * | (65 | / | 203) | = | 2.56157635 | ||
| 8 | 5089 | 2586 | - | 2586 | = | 0 | * | (70 | / | 203) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Avery Middle | 5 | ||||||||||||
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 | 5073 | 2534 | - | 2552 | = | -18 | * | (68 | / | 201) | = | -6.08955223 | ||
| 7 | 5076 | 2570 | - | 2567 | = | 3 | * | (67 | / | 201) | = | 1.0 | ||
| 8 | 5077 | 2590 | - | 2586 | = | 4 | * | (66 | / | 201) | = | 1.31343283 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Avery Middle | -4 | ||||||||||||
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 | 5109 | 2552 | - | 2552 | = | 0 | * | (58 | / | 194) | = | 0.0 | ||
| 7 | 5110 | 2540 | - | 2567 | = | -27 | * | (70 | / | 194) | = | -9.74226803 | ||
| 8 | 5111 | 2577 | - | 2586 | = | -9 | * | (66 | / | 194) | = | -3.06185567 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Avery Middle | -13 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 8 | 14 | 5 | -4 | -13 | 10.0 | 2.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 32.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -28.0
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 | 38% | 40% | 37% | 43% | 37% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Vallecito Union school district | County of Calaveras
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.
Avery Middle math proficiency
Zero+ meets standard.
29% less $meal
36% less $meal
31% less $meal
37% less $meal
32% 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 Vallecito Union (1)
| Avery Middle |