Montara Elementary (Data source)
Source data for Montara 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 | 1946063 | 2395 | - | 2436 | = | -41 | * | (90 | / | 340) | = | -10.85294116 | ||
| 4 | 1946064 | 2429 | - | 2485 | = | -56 | * | (97 | / | 340) | = | -15.97647055 | ||
| 5 | 1946067 | 2442 | - | 2528 | = | -86 | * | (71 | / | 340) | = | -17.95882349 | ||
| 6 | 1946068 | 2423 | - | 2552 | = | -129 | * | (82 | / | 340) | = | -31.11176463 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Montara Elementary | -76 | ||||||||||||
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 | 59958 | 2397 | - | 2436 | = | -39 | * | (79 | / | 340) | = | -9.0617647 | ||
| 4 | 59960 | 2426 | - | 2485 | = | -59 | * | (109 | / | 340) | = | -18.91470587 | ||
| 5 | 59963 | 2442 | - | 2528 | = | -86 | * | (80 | / | 340) | = | -20.23529406 | ||
| 6 | 59964 | 2434 | - | 2552 | = | -118 | * | (72 | / | 340) | = | -24.98823519 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Montara Elementary | -73 | ||||||||||||
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 | 61688 | 2397 | - | 2436 | = | -39 | * | (91 | / | 358) | = | -9.91340782 | ||
| 4 | 61690 | 2432 | - | 2485 | = | -53 | * | (86 | / | 358) | = | -12.73184354 | ||
| 5 | 61692 | 2402 | - | 2528 | = | -126 | * | (112 | / | 358) | = | -39.41899441 | ||
| 6 | 61695 | 2440 | - | 2552 | = | -112 | * | (69 | / | 358) | = | -21.58659216 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Montara Elementary | -84 | ||||||||||||
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 | 61780 | 2374 | - | 2436 | = | -62 | * | (106 | / | 382) | = | -17.20418842 | ||
| 4 | 61783 | 2420 | - | 2485 | = | -65 | * | (98 | / | 382) | = | -16.67539263 | ||
| 5 | 61784 | 2420 | - | 2528 | = | -108 | * | (85 | / | 382) | = | -24.03141361 | ||
| 6 | 61787 | 2448 | - | 2552 | = | -104 | * | (93 | / | 382) | = | -25.31937169 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Montara Elementary | -83 | ||||||||||||
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 | 62050 | 2383 | - | 2436 | = | -53 | * | (109 | / | 359) | = | -16.09192196 | ||
| 4 | 62051 | 2397 | - | 2485 | = | -88 | * | (107 | / | 359) | = | -26.22841223 | ||
| 5 | 62052 | 2434 | - | 2528 | = | -94 | * | (79 | / | 359) | = | -20.68523674 | ||
| 6 | 62053 | 2430 | - | 2552 | = | -122 | * | (64 | / | 359) | = | -21.74930356 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Montara Elementary | -85 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -76 | -73 | -84 | -83 | -85 | -401.0 | -80.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -65.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -95.2
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 | 84% | 82% | 83% | 79% | 72% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Barstow 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.
Montara Elementary math proficiency
Zero+ meets standard.
77% less $meal
74% less $meal
78% less $meal
76% less $meal
71% 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.
Elementary School (Public) schools in Barstow Unified (7)
| Barstow Fine Arts Academy | Cameron Elementary | Crestline Elementary |
| Henderson Elementary | Lenwood Elementary | Montara Elementary |
| Skyline North Elementary |