Jackson Junior High (Data source)
Source data for Jackson Junior 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 |
||
| 6 | 129793 | 2483 | - | 2552 | = | -69 | * | (85 | / | 330) | = | -17.77272723 | ||
| 7 | 129796 | 2529 | - | 2567 | = | -38 | * | (110 | / | 330) | = | -12.66666665 | ||
| 8 | 129797 | 2505 | - | 2586 | = | -81 | * | (135 | / | 330) | = | -33.13636363 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Jackson Junior High | -64 | ||||||||||||
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 | 3685 | 2478 | - | 2552 | = | -74 | * | (76 | / | 360) | = | -15.62222221 | ||
| 7 | 3688 | 2533 | - | 2567 | = | -34 | * | (163 | / | 360) | = | -15.39444442 | ||
| 8 | 3690 | 2510 | - | 2586 | = | -76 | * | (121 | / | 360) | = | -25.54444444 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Jackson Junior High | -57 | ||||||||||||
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 | 3773 | 2493 | - | 2552 | = | -59 | * | (68 | / | 362) | = | -11.08287288 | ||
| 7 | 3775 | 2516 | - | 2567 | = | -51 | * | (134 | / | 362) | = | -18.878453 | ||
| 8 | 3777 | 2534 | - | 2586 | = | -52 | * | (160 | / | 362) | = | -22.9834254 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Jackson Junior High | -53 | ||||||||||||
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 | 3776 | 2504 | - | 2552 | = | -48 | * | (71 | / | 360) | = | -9.46666666 | ||
| 7 | 3777 | 2527 | - | 2567 | = | -40 | * | (146 | / | 360) | = | -16.2222222 | ||
| 8 | 3780 | 2466 | - | 2586 | = | -120 | * | (143 | / | 360) | = | -47.66666664 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Jackson Junior High | -73 | ||||||||||||
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 | 3813 | 2508 | - | 2552 | = | -44 | * | (74 | / | 369) | = | -8.82384822 | ||
| 7 | 3814 | 2493 | - | 2567 | = | -74 | * | (148 | / | 369) | = | -29.68021674 | ||
| 8 | 3815 | 2561 | - | 2586 | = | -25 | * | (147 | / | 369) | = | -9.95934958 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Jackson Junior High | -48 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -64 | -57 | -53 | -73 | -48 | -295.0 | -59.0 |
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: -86.0
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 | 49% | 51% | 45% | 47% | 43% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Amador County Unified school district | County of Amador
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.
Jackson Junior High math proficiency
Zero+ meets standard.
41% less $meal
40% less $meal
38% less $meal
42% less $meal
38% 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 Amador County Unified (2)
| Ione Junior High | Jackson Junior High |