Mammoth Middle (Data source)
Source data for Mammoth Middle
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 | 1334315 | 2517 | - | 2552 | = | -35 | * | (83 | / | 293) | = | -9.91467575 | ||
| 7 | 1334316 | 2531 | - | 2567 | = | -36 | * | (95 | / | 293) | = | -11.67235492 | ||
| 8 | 1334319 | 2544 | - | 2586 | = | -42 | * | (115 | / | 293) | = | -16.48464161 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Mammoth Middle | -38 | ||||||||||||
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 | 41935 | 2535 | - | 2552 | = | -17 | * | (83 | / | 266) | = | -5.30451128 | ||
| 7 | 41937 | 2534 | - | 2567 | = | -33 | * | (88 | / | 266) | = | -10.91729321 | ||
| 8 | 41939 | 2578 | - | 2586 | = | -8 | * | (95 | / | 266) | = | -2.85714286 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Mammoth Middle | -19 | ||||||||||||
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 | 42976 | 2514 | - | 2552 | = | -38 | * | (92 | / | 271) | = | -12.90036897 | ||
| 7 | 42977 | 2522 | - | 2567 | = | -45 | * | (91 | / | 271) | = | -15.11070107 | ||
| 8 | 42979 | 2564 | - | 2586 | = | -22 | * | (88 | / | 271) | = | -7.14391143 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Mammoth Middle | -35 | ||||||||||||
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 | 42979 | 2545 | - | 2552 | = | -7 | * | (99 | / | 286) | = | -2.42307692 | ||
| 7 | 42980 | 2537 | - | 2567 | = | -30 | * | (94 | / | 286) | = | -9.86013984 | ||
| 8 | 42983 | 2571 | - | 2586 | = | -15 | * | (93 | / | 286) | = | -4.87762238 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Mammoth Middle | -17 | ||||||||||||
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 | 43098 | 2531 | - | 2552 | = | -21 | * | (98 | / | 299) | = | -6.88294314 | ||
| 7 | 43099 | 2547 | - | 2567 | = | -20 | * | (108 | / | 299) | = | -7.22408026 | ||
| 8 | 43100 | 2581 | - | 2586 | = | -5 | * | (93 | / | 299) | = | -1.55518395 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Mammoth Middle | -16 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -38 | -19 | -35 | -17 | -16 | -125.0 | -25.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 5.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.0
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 | 59% | 54% | 53% | 55% | 52% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Mammoth Unified school district | County of Mono
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.
Mammoth Middle math proficiency
Zero+ meets standard.
45% less $meal
41% less $meal
40% less $meal
39% less $meal
35% 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 Mammoth Unified (1)
| Mammoth Middle |