Pepper Drive Elementary (Data source)
Source data for Pepper Drive 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 | 2288940 | 2453 | - | 2436 | = | 17 | * | (99 | / | 511) | = | 3.29354207 | ||
| 4 | 2288941 | 2476 | - | 2485 | = | -9 | * | (100 | / | 511) | = | -1.76125244 | ||
| 5 | 2288944 | 2505 | - | 2528 | = | -23 | * | (95 | / | 511) | = | -4.27592954 | ||
| 6 | 2288945 | 2499 | - | 2552 | = | -53 | * | (67 | / | 511) | = | -6.94911933 | ||
| 7 | 2288948 | 2559 | - | 2567 | = | -8 | * | (83 | / | 511) | = | -1.29941291 | ||
| 8 | 2288949 | 2602 | - | 2586 | = | 16 | * | (67 | / | 511) | = | 2.09784734 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Pepper Drive Elementary | -9 | ||||||||||||
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 | 70094 | 2458 | - | 2436 | = | 22 | * | (113 | / | 570) | = | 4.36140351 | ||
| 4 | 70095 | 2487 | - | 2485 | = | 2 | * | (97 | / | 570) | = | 0.34035088 | ||
| 5 | 70098 | 2511 | - | 2528 | = | -17 | * | (107 | / | 570) | = | -3.19122807 | ||
| 6 | 70100 | 2519 | - | 2552 | = | -33 | * | (100 | / | 570) | = | -5.78947367 | ||
| 7 | 70101 | 2546 | - | 2567 | = | -21 | * | (67 | / | 570) | = | -2.46842104 | ||
| 8 | 70103 | 2603 | - | 2586 | = | 17 | * | (86 | / | 570) | = | 2.56491226 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Pepper Drive Elementary | -4 | ||||||||||||
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 | 71946 | 2443 | - | 2436 | = | 7 | * | (142 | / | 644) | = | 1.54347826 | ||
| 4 | 71949 | 2466 | - | 2485 | = | -19 | * | (116 | / | 644) | = | -3.42236024 | ||
| 5 | 71951 | 2512 | - | 2528 | = | -16 | * | (103 | / | 644) | = | -2.55900621 | ||
| 6 | 71952 | 2503 | - | 2552 | = | -49 | * | (115 | / | 644) | = | -8.74999997 | ||
| 7 | 71954 | 2549 | - | 2567 | = | -18 | * | (95 | / | 644) | = | -2.65527949 | ||
| 8 | 71956 | 2581 | - | 2586 | = | -5 | * | (73 | / | 644) | = | -0.56677019 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Pepper Drive Elementary | -16 | ||||||||||||
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 | 72088 | 2463 | - | 2436 | = | 27 | * | (89 | / | 628) | = | 3.82643312 | ||
| 4 | 72090 | 2477 | - | 2485 | = | -8 | * | (137 | / | 628) | = | -1.74522293 | ||
| 5 | 72092 | 2501 | - | 2528 | = | -27 | * | (111 | / | 628) | = | -4.77229298 | ||
| 6 | 72094 | 2519 | - | 2552 | = | -33 | * | (100 | / | 628) | = | -5.25477704 | ||
| 7 | 72096 | 2530 | - | 2567 | = | -37 | * | (103 | / | 628) | = | -6.06847131 | ||
| 8 | 72098 | 2593 | - | 2586 | = | 7 | * | (88 | / | 628) | = | 0.98089172 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Pepper Drive Elementary | -13 | ||||||||||||
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 | 72580 | 2422 | - | 2436 | = | -14 | * | (104 | / | 638) | = | -2.28213166 | ||
| 4 | 72581 | 2481 | - | 2485 | = | -4 | * | (91 | / | 638) | = | -0.57053291 | ||
| 5 | 72582 | 2501 | - | 2528 | = | -27 | * | (131 | / | 638) | = | -5.54388713 | ||
| 6 | 72583 | 2505 | - | 2552 | = | -47 | * | (111 | / | 638) | = | -8.17711598 | ||
| 7 | 72584 | 2544 | - | 2567 | = | -23 | * | (103 | / | 638) | = | -3.71316614 | ||
| 8 | 72585 | 2628 | - | 2586 | = | 42 | * | (98 | / | 638) | = | 6.45141063 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Pepper Drive Elementary | -14 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -9 | -4 | -16 | -13 | -14 | -56.0 | -11.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 0.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -23.2
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 | 56% | 59% | 61% | 59% | 60% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santee 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.
Pepper Drive Elementary math proficiency
Zero+ meets standard.
43% less $meal
45% less $meal
47% less $meal
51% less $meal
51% 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.