McKinley Elementary (Data source)
Source data for McKinley 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 | 474404 | 2351 | - | 2436 | = | -85 | * | (125 | / | 378) | = | -28.10846555 | ||
4 | 474405 | 2386 | - | 2485 | = | -99 | * | (124 | / | 378) | = | -32.47619047 | ||
5 | 474408 | 2398 | - | 2528 | = | -130 | * | (104 | / | 378) | = | -35.76719575 | ||
6 | 474409 | 2444 | - | 2552 | = | -108 | * | (25 | / | 378) | = | -7.14285713 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for McKinley Elementary | -103 |
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 | 15054 | 2336 | - | 2436 | = | -100 | * | (112 | / | 382) | = | -29.3193717 | ||
4 | 15055 | 2388 | - | 2485 | = | -97 | * | (127 | / | 382) | = | -32.248691 | ||
5 | 15058 | 2403 | - | 2528 | = | -125 | * | (121 | / | 382) | = | -39.59424075 | ||
6 | 15059 | 2444 | - | 2552 | = | -108 | * | (22 | / | 382) | = | -6.21989528 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for McKinley Elementary | -107 |
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 | 15370 | 2379 | - | 2436 | = | -57 | * | (101 | / | 362) | = | -15.90331487 | ||
4 | 15373 | 2395 | - | 2485 | = | -90 | * | (118 | / | 362) | = | -29.3370165 | ||
5 | 15375 | 2413 | - | 2528 | = | -115 | * | (113 | / | 362) | = | -35.89779004 | ||
6 | 15377 | 2460 | - | 2552 | = | -92 | * | (30 | / | 362) | = | -7.62430938 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for McKinley Elementary | -89 |
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 | 15392 | 2383 | - | 2436 | = | -53 | * | (102 | / | 335) | = | -16.13731338 | ||
4 | 15393 | 2423 | - | 2485 | = | -62 | * | (112 | / | 335) | = | -20.7283582 | ||
5 | 15396 | 2415 | - | 2528 | = | -113 | * | (101 | / | 335) | = | -34.06865668 | ||
6 | 15397 | 2496 | - | 2552 | = | -56 | * | (20 | / | 335) | = | -3.34328355 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for McKinley Elementary | -74 |
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 | 15506 | 2391 | - | 2436 | = | -45 | * | (127 | / | 348) | = | -16.42241376 | ||
4 | 15507 | 2418 | - | 2485 | = | -67 | * | (107 | / | 348) | = | -20.60057469 | ||
5 | 15508 | 2427 | - | 2528 | = | -101 | * | (96 | / | 348) | = | -27.86206887 | ||
6 | 15509 | 2478 | - | 2552 | = | -74 | * | (18 | / | 348) | = | -3.82758614 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for McKinley Elementary | -69 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-103 | -107 | -89 | -74 | -69 | -442.0 | -88.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -40.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -136.4
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 | 98% | 94% | 98% | 99% | 96% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Bakersfield City school district County of Kern
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
McKinley Elementary math proficiency
Zero+ meets standard.
91% less $meal
89% less $meal
92% less $meal
96% less $meal
92% 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.