Topaz Preparatory Academy (Data source)
Source data for Topaz Preparatory Academy
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 | 2094461 | 2406 | - | 2436 | = | -30 | * | (94 | / | 573) | = | -4.92146595 | ||
4 | 2094462 | 2416 | - | 2485 | = | -69 | * | (101 | / | 573) | = | -12.16230363 | ||
5 | 2094465 | 2443 | - | 2528 | = | -85 | * | (98 | / | 573) | = | -14.53752178 | ||
6 | 2094466 | 2492 | - | 2552 | = | -60 | * | (101 | / | 573) | = | -10.5759162 | ||
7 | 2094469 | 2524 | - | 2567 | = | -43 | * | (90 | / | 573) | = | -6.75392667 | ||
8 | 2094470 | 2499 | - | 2586 | = | -87 | * | (89 | / | 573) | = | -13.51308899 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Topaz Preparatory Academy | -62 |
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 | 64356 | 2423 | - | 2436 | = | -13 | * | (83 | / | 532) | = | -2.02819548 | ||
4 | 64358 | 2455 | - | 2485 | = | -30 | * | (92 | / | 532) | = | -5.1879699 | ||
5 | 64360 | 2482 | - | 2528 | = | -46 | * | (93 | / | 532) | = | -8.04135338 | ||
6 | 64362 | 2475 | - | 2552 | = | -77 | * | (93 | / | 532) | = | -13.46052631 | ||
7 | 64365 | 2506 | - | 2567 | = | -61 | * | (82 | / | 532) | = | -9.40225562 | ||
8 | 64366 | 2529 | - | 2586 | = | -57 | * | (89 | / | 532) | = | -9.53571428 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Topaz Preparatory Academy | -48 |
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 | 66169 | 2459 | - | 2436 | = | 23 | * | (95 | / | 386) | = | 5.66062175 | ||
4 | 66171 | 2433 | - | 2485 | = | -52 | * | (97 | / | 386) | = | -13.06735747 | ||
5 | 66173 | 2466 | - | 2528 | = | -62 | * | (96 | / | 386) | = | -15.41968911 | ||
6 | 66175 | 2530 | - | 2552 | = | -22 | * | (98 | / | 386) | = | -5.58549222 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Topaz Preparatory Academy | -28 |
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 | 66239 | 2429 | - | 2436 | = | -7 | * | (94 | / | 374) | = | -1.75935829 | ||
4 | 66241 | 2473 | - | 2485 | = | -12 | * | (92 | / | 374) | = | -2.95187165 | ||
5 | 66243 | 2455 | - | 2528 | = | -73 | * | (93 | / | 374) | = | -18.15240637 | ||
6 | 66245 | 2498 | - | 2552 | = | -54 | * | (95 | / | 374) | = | -13.71657753 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Topaz Preparatory Academy | -37 |
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 | 66628 | 2440 | - | 2436 | = | 4 | * | (93 | / | 375) | = | 0.992 | ||
4 | 66629 | 2461 | - | 2485 | = | -24 | * | (96 | / | 375) | = | -6.144 | ||
5 | 66630 | 2478 | - | 2528 | = | -50 | * | (91 | / | 375) | = | -12.1333333 | ||
6 | 66631 | 2490 | - | 2552 | = | -62 | * | (95 | / | 375) | = | -15.70666665 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Topaz Preparatory Academy | -33 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-62 | -48 | -28 | -37 | -33 | -208.0 | -41.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -2.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -80.6
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 | 70% | 72% | 66% | 81% | 75% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Hesperia Unified school district | County of San Bernardino
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.
Topaz Preparatory Academy math proficiency
Zero+ meets standard.

56% less $meal

54% less $meal

56% less $meal

69% less $meal

67% 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.