Martin Murphy Middle (Data source)
Source data for Martin Murphy 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 |
||
| 7 | 2680437 | 2541 | - | 2567 | = | -26 | * | (228 | / | 458) | = | -12.94323142 | ||
| 8 | 2680440 | 2533 | - | 2586 | = | -53 | * | (230 | / | 458) | = | -26.61572052 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Martin Murphy Middle | -40 | ||||||||||||
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 |
||
| 7 | 81685 | 2532 | - | 2567 | = | -35 | * | (229 | / | 459) | = | -17.46187363 | ||
| 8 | 81686 | 2542 | - | 2586 | = | -44 | * | (230 | / | 459) | = | -22.04793026 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Martin Murphy Middle | -40 | ||||||||||||
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 | 83956 | 2521 | - | 2552 | = | -31 | * | (230 | / | 708) | = | -10.07062147 | ||
| 7 | 83958 | 2553 | - | 2567 | = | -14 | * | (228 | / | 708) | = | -4.50847457 | ||
| 8 | 83960 | 2556 | - | 2586 | = | -30 | * | (250 | / | 708) | = | -10.59322032 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Martin Murphy Middle | -25 | ||||||||||||
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 | 84178 | 2513 | - | 2552 | = | -39 | * | (241 | / | 720) | = | -13.05416666 | ||
| 7 | 84180 | 2546 | - | 2567 | = | -21 | * | (247 | / | 720) | = | -7.20416666 | ||
| 8 | 84182 | 2573 | - | 2586 | = | -13 | * | (232 | / | 720) | = | -4.18888889 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Martin Murphy Middle | -24 | ||||||||||||
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 | 84794 | 2506 | - | 2552 | = | -46 | * | (241 | / | 729) | = | -15.20713305 | ||
| 7 | 84795 | 2532 | - | 2567 | = | -35 | * | (242 | / | 729) | = | -11.61865569 | ||
| 8 | 84796 | 2565 | - | 2586 | = | -21 | * | (246 | / | 729) | = | -7.08641974 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Martin Murphy Middle | -34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -40 | -40 | -25 | -24 | -34 | -163.0 | -32.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -11.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -53.6
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 | 41% | 42% | 37% | 39% | 34% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Morgan Hill Unified school district | County of Santa Clara
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.
Martin Murphy Middle math proficiency
Zero+ meets standard.
36% less $meal
36% less $meal
32% less $meal
35% less $meal
29% 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.
Junior High Schools (Public) schools in Morgan Hill Unified (2)
| Lewis H. Britton Middle | Martin Murphy Middle |