Sundance Elementary (Data source)
Source data for Sundance 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 | 2210269 | 2434 | - | 2436 | = | -2 | * | (106 | / | 270) | = | -0.78518518 | ||
| 4 | 2210270 | 2513 | - | 2485 | = | 28 | * | (79 | / | 270) | = | 8.19259258 | ||
| 5 | 2210273 | 2536 | - | 2528 | = | 8 | * | (85 | / | 270) | = | 2.51851851 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Sundance Elementary | 10 | ||||||||||||
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 | 67833 | 2453 | - | 2436 | = | 17 | * | (81 | / | 254) | = | 5.42125983 | ||
| 4 | 67836 | 2504 | - | 2485 | = | 19 | * | (92 | / | 254) | = | 6.88188976 | ||
| 5 | 67837 | 2564 | - | 2528 | = | 36 | * | (81 | / | 254) | = | 11.48031493 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Sundance Elementary | 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 |
||
| 3 | 69635 | 2467 | - | 2436 | = | 31 | * | (86 | / | 255) | = | 10.45490193 | ||
| 4 | 69637 | 2505 | - | 2485 | = | 20 | * | (75 | / | 255) | = | 5.88235294 | ||
| 5 | 69639 | 2546 | - | 2528 | = | 18 | * | (94 | / | 255) | = | 6.6352941 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Sundance Elementary | 23 | ||||||||||||
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 | 69798 | 2480 | - | 2436 | = | 44 | * | (56 | / | 210) | = | 11.7333333 | ||
| 4 | 69799 | 2512 | - | 2485 | = | 27 | * | (78 | / | 210) | = | 10.02857142 | ||
| 5 | 69802 | 2543 | - | 2528 | = | 15 | * | (76 | / | 210) | = | 5.42857142 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Sundance Elementary | 27 | ||||||||||||
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 | 70319 | 2479 | - | 2436 | = | 43 | * | (76 | / | 205) | = | 15.9414634 | ||
| 4 | 70320 | 2525 | - | 2485 | = | 40 | * | (56 | / | 205) | = | 10.92682924 | ||
| 5 | 70321 | 2573 | - | 2528 | = | 45 | * | (73 | / | 205) | = | 16.0243902 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Sundance Elementary | 43 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 10 | 24 | 23 | 27 | 43 | 127.0 | 25.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 58.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -7.6
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 | 19% | 19% | 14% | 17% | 16% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Poway 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.
Sundance Elementary math proficiency
Zero+ meets standard.
13% less $meal
14% less $meal
10% less $meal
16% less $meal
13% 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.