Alta Elementary (Data source)
Source data for Alta Elementary
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 |
||
| 3 | 349221 | 2383 | - | 2436 | = | -53 | * | (75 | / | 205) | = | -19.39024387 | ||
| 4 | 349222 | 2407 | - | 2485 | = | -78 | * | (64 | / | 205) | = | -24.35121944 | ||
| 5 | 349225 | 2468 | - | 2528 | = | -60 | * | (66 | / | 205) | = | -19.31707314 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Alta Elementary | -63 | ||||||||||||
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 |
||
| 3 | 10434 | 2397 | - | 2436 | = | -39 | * | (56 | / | 183) | = | -11.93442619 | ||
| 4 | 10436 | 2436 | - | 2485 | = | -49 | * | (64 | / | 183) | = | -17.13661198 | ||
| 5 | 10437 | 2501 | - | 2528 | = | -27 | * | (63 | / | 183) | = | -9.29508197 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Alta Elementary | -38 | ||||||||||||
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 |
||
| 3 | 10766 | 2398 | - | 2436 | = | -38 | * | (51 | / | 176) | = | -11.01136363 | ||
| 4 | 10768 | 2433 | - | 2485 | = | -52 | * | (61 | / | 176) | = | -18.02272727 | ||
| 5 | 10769 | 2506 | - | 2528 | = | -22 | * | (64 | / | 176) | = | -7.99999999 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Alta Elementary | -37 | ||||||||||||
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 |
||
| 3 | 10771 | 2432 | - | 2436 | = | -4 | * | (52 | / | 169) | = | -1.23076923 | ||
| 4 | 10774 | 2450 | - | 2485 | = | -35 | * | (58 | / | 169) | = | -12.01183431 | ||
| 5 | 10775 | 2484 | - | 2528 | = | -44 | * | (59 | / | 169) | = | -15.36094674 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Alta Elementary | -29 | ||||||||||||
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 |
||
| 3 | 10849 | 2423 | - | 2436 | = | -13 | * | (52 | / | 171) | = | -3.95321637 | ||
| 4 | 10850 | 2474 | - | 2485 | = | -11 | * | (64 | / | 171) | = | -4.11695906 | ||
| 5 | 10851 | 2506 | - | 2528 | = | -22 | * | (55 | / | 171) | = | -7.07602337 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Alta Elementary | -15 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -63 | -38 | -37 | -29 | -15 | -182.0 | -36.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -87.4
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 | 95% | 92% | 87% | 94% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Kings Canyon Joint Unified school district | County of Fresno
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.
Alta Elementary math proficiency
Zero+ meets standard.
88% less $meal
85% less $meal
81% less $meal
89% less $meal
85% 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.