Conyer Elementary (Data source)
Source data for Conyer 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 | 3065368 | 2395 | - | 2436 | = | -41 | * | (58 | / | 256) | = | -9.2890625 | ||
| 4 | 3065371 | 2457 | - | 2485 | = | -28 | * | (60 | / | 256) | = | -6.5625 | ||
| 5 | 3065372 | 2468 | - | 2528 | = | -60 | * | (86 | / | 256) | = | -20.15625 | ||
| 6 | 3065375 | 2521 | - | 2552 | = | -31 | * | (52 | / | 256) | = | -6.296875 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Conyer Elementary | -42 | ||||||||||||
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 | 94368 | 2409 | - | 2436 | = | -27 | * | (60 | / | 268) | = | -6.04477612 | ||
| 4 | 94370 | 2465 | - | 2485 | = | -20 | * | (61 | / | 268) | = | -4.5522388 | ||
| 5 | 94372 | 2496 | - | 2528 | = | -32 | * | (58 | / | 268) | = | -6.92537312 | ||
| 6 | 94374 | 2496 | - | 2552 | = | -56 | * | (89 | / | 268) | = | -18.59701491 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Conyer Elementary | -36 | ||||||||||||
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 | 97143 | 2415 | - | 2436 | = | -21 | * | (60 | / | 258) | = | -4.88372092 | ||
| 4 | 97146 | 2423 | - | 2485 | = | -62 | * | (65 | / | 258) | = | -15.62015501 | ||
| 5 | 97148 | 2484 | - | 2528 | = | -44 | * | (67 | / | 258) | = | -11.42635657 | ||
| 6 | 97149 | 2485 | - | 2552 | = | -67 | * | (66 | / | 258) | = | -17.13953485 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Conyer Elementary | -49 | ||||||||||||
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 | 97322 | 2433 | - | 2436 | = | -3 | * | (57 | / | 229) | = | -0.74672489 | ||
| 4 | 97324 | 2431 | - | 2485 | = | -54 | * | (59 | / | 229) | = | -13.91266373 | ||
| 5 | 97327 | 2471 | - | 2528 | = | -57 | * | (57 | / | 229) | = | -14.18777287 | ||
| 6 | 97329 | 2495 | - | 2552 | = | -57 | * | (56 | / | 229) | = | -13.93886459 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Conyer Elementary | -43 | ||||||||||||
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 | 97977 | 2449 | - | 2436 | = | 13 | * | (63 | / | 227) | = | 3.60792951 | ||
| 4 | 97978 | 2487 | - | 2485 | = | 2 | * | (52 | / | 227) | = | 0.45814978 | ||
| 5 | 97979 | 2486 | - | 2528 | = | -42 | * | (57 | / | 227) | = | -10.54625548 | ||
| 6 | 97980 | 2494 | - | 2552 | = | -58 | * | (55 | / | 227) | = | -14.05286338 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Conyer Elementary | -21 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -42 | -36 | -49 | -43 | -21 | -191.0 | -38.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -8.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -68.2
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 | 78% | 78% | 79% | 78% | 82% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Visalia Unified school district | County of Tulare
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.
Conyer Elementary math proficiency
Zero+ meets standard.
68% less $meal
71% less $meal
73% less $meal
74% less $meal
76% 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.