Rio Tierra Junior High (Data source)
Source data for Rio Tierra Junior High
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 |
||
6 | 1915442 | 2480 | - | 2552 | = | -72 | * | (109 | / | 552) | = | -14.2173913 | ||
7 | 1915445 | 2452 | - | 2567 | = | -115 | * | (227 | / | 552) | = | -47.29166666 | ||
8 | 1915446 | 2475 | - | 2586 | = | -111 | * | (216 | / | 552) | = | -43.43478252 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Rio Tierra Junior High | -105 |
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 |
||
6 | 58961 | 2476 | - | 2552 | = | -76 | * | (105 | / | 484) | = | -16.48760325 | ||
7 | 58963 | 2459 | - | 2567 | = | -108 | * | (175 | / | 484) | = | -39.04958668 | ||
8 | 58965 | 2464 | - | 2586 | = | -122 | * | (204 | / | 484) | = | -51.42148757 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Rio Tierra Junior High | -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 |
||
6 | 60674 | 2461 | - | 2552 | = | -91 | * | (93 | / | 459) | = | -18.43790849 | ||
7 | 60675 | 2460 | - | 2567 | = | -107 | * | (193 | / | 459) | = | -44.99128531 | ||
8 | 60677 | 2456 | - | 2586 | = | -130 | * | (173 | / | 459) | = | -48.99782134 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Rio Tierra Junior High | -112 |
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 |
||
6 | 60798 | 2457 | - | 2552 | = | -95 | * | (95 | / | 459) | = | -19.66230932 | ||
7 | 60800 | 2448 | - | 2567 | = | -119 | * | (172 | / | 459) | = | -44.59259249 | ||
8 | 60802 | 2452 | - | 2586 | = | -134 | * | (192 | / | 459) | = | -56.0522875 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Rio Tierra Junior High | -120 |
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 |
||
6 | 61049 | 2495 | - | 2552 | = | -57 | * | (84 | / | 459) | = | -10.4313725 | ||
7 | 61050 | 2444 | - | 2567 | = | -123 | * | (200 | / | 459) | = | -53.59477118 | ||
8 | 61051 | 2449 | - | 2586 | = | -137 | * | (175 | / | 459) | = | -52.23311539 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Rio Tierra Junior High | -116 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-105 | -107 | -112 | -120 | -116 | -560.0 | -112.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -94.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -130.0
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 | 82% | 78% | 86% | 85% | 77% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Twin Rivers Unified school district County of Sacramento
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.
Rio Tierra Junior High math proficiency
Zero+ meets standard.
79% less $meal
71% less $meal
78% less $meal
81% less $meal
72% 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.
Intermediate/Middle Schools (Public) schools in Twin Rivers Unified (6)
Foothill Ranch Middle | Martin Luther King Jr. Technology Academy | Norwood Junior High |
Nova Opportunity | Rio Linda Preparatory Academy | Rio Tierra Junior High |