Tarpey Elementary (Data source)
Source data for Tarpey 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 | 300239 | 2426 | - | 2436 | = | -10 | * | (99 | / | 395) | = | -2.50632911 | ||
| 4 | 300242 | 2460 | - | 2485 | = | -25 | * | (98 | / | 395) | = | -6.20253163 | ||
| 5 | 300243 | 2478 | - | 2528 | = | -50 | * | (112 | / | 395) | = | -14.17721515 | ||
| 6 | 300246 | 2513 | - | 2552 | = | -39 | * | (86 | / | 395) | = | -8.4911392 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Tarpey Elementary | -31 | ||||||||||||
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 | 8981 | 2435 | - | 2436 | = | -1 | * | (107 | / | 407) | = | -0.26289926 | ||
| 4 | 8983 | 2473 | - | 2485 | = | -12 | * | (99 | / | 407) | = | -2.91891892 | ||
| 5 | 8986 | 2506 | - | 2528 | = | -22 | * | (92 | / | 407) | = | -4.97297297 | ||
| 6 | 8987 | 2523 | - | 2552 | = | -29 | * | (109 | / | 407) | = | -7.76658474 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Tarpey Elementary | -16 | ||||||||||||
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 | 9289 | 2436 | - | 2436 | = | 0 | * | (102 | / | 398) | = | 0.0 | ||
| 4 | 9292 | 2449 | - | 2485 | = | -36 | * | (104 | / | 398) | = | -9.40703515 | ||
| 5 | 9293 | 2518 | - | 2528 | = | -10 | * | (97 | / | 398) | = | -2.43718592 | ||
| 6 | 9295 | 2514 | - | 2552 | = | -38 | * | (95 | / | 398) | = | -9.07035175 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Tarpey Elementary | -21 | ||||||||||||
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 | 9312 | 2446 | - | 2436 | = | 10 | * | (90 | / | 395) | = | 2.27848101 | ||
| 4 | 9313 | 2467 | - | 2485 | = | -18 | * | (98 | / | 395) | = | -4.46582277 | ||
| 5 | 9316 | 2496 | - | 2528 | = | -32 | * | (110 | / | 395) | = | -8.91139238 | ||
| 6 | 9317 | 2499 | - | 2552 | = | -53 | * | (97 | / | 395) | = | -13.01518986 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Tarpey Elementary | -24 | ||||||||||||
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 | 9388 | 2447 | - | 2436 | = | 11 | * | (95 | / | 398) | = | 2.62562814 | ||
| 4 | 9389 | 2465 | - | 2485 | = | -20 | * | (99 | / | 398) | = | -4.97487436 | ||
| 5 | 9390 | 2498 | - | 2528 | = | -30 | * | (102 | / | 398) | = | -7.68844221 | ||
| 6 | 9391 | 2502 | - | 2552 | = | -50 | * | (102 | / | 398) | = | -12.81407035 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Tarpey Elementary | -23 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -31 | -16 | -21 | -24 | -23 | -115.0 | -23.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -8.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -38.0
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 | 76% | 85% | 81% | 82% | 85% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Clovis 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.
Tarpey Elementary math proficiency
Zero+ meets standard.
70% less $meal
77% less $meal
72% less $meal
75% less $meal
74% 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.