Jamestown Elementary (Data source)
Source data for Jamestown 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 | 3092570 | 2405 | - | 2436 | = | -31 | * | (39 | / | 202) | = | -5.98514849 | ||
4 | 3092571 | 2445 | - | 2485 | = | -40 | * | (31 | / | 202) | = | -6.13861384 | ||
5 | 3092574 | 2410 | - | 2528 | = | -118 | * | (32 | / | 202) | = | -18.69306924 | ||
6 | 3092575 | 2459 | - | 2552 | = | -93 | * | (33 | / | 202) | = | -15.19306925 | ||
7 | 3092578 | 2516 | - | 2567 | = | -51 | * | (32 | / | 202) | = | -8.07920789 | ||
8 | 3092579 | 2510 | - | 2586 | = | -76 | * | (35 | / | 202) | = | -13.16831678 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Jamestown Elementary | -67 |
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 | 95295 | 2374 | - | 2436 | = | -62 | * | (28 | / | 194) | = | -8.94845355 | ||
4 | 95296 | 2432 | - | 2485 | = | -53 | * | (37 | / | 194) | = | -10.1082474 | ||
5 | 95298 | 2446 | - | 2528 | = | -82 | * | (23 | / | 194) | = | -9.72164948 | ||
6 | 95301 | 2437 | - | 2552 | = | -115 | * | (37 | / | 194) | = | -21.93298964 | ||
7 | 95302 | 2501 | - | 2567 | = | -66 | * | (34 | / | 194) | = | -11.56701025 | ||
8 | 95305 | 2553 | - | 2586 | = | -33 | * | (35 | / | 194) | = | -5.95360824 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Jamestown Elementary | -68 |
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 | 98072 | 2365 | - | 2436 | = | -71 | * | (20 | / | 164) | = | -8.65853655 | ||
4 | 98074 | 2429 | - | 2485 | = | -56 | * | (25 | / | 164) | = | -8.53658534 | ||
5 | 98076 | 2449 | - | 2528 | = | -79 | * | (31 | / | 164) | = | -14.93292681 | ||
6 | 98078 | 2494 | - | 2552 | = | -58 | * | (22 | / | 164) | = | -7.78048778 | ||
7 | 98080 | 2466 | - | 2567 | = | -101 | * | (34 | / | 164) | = | -20.93902437 | ||
8 | 98082 | 2523 | - | 2586 | = | -63 | * | (32 | / | 164) | = | -12.29268291 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Jamestown Elementary | -73 |
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 | 98237 | 2383 | - | 2436 | = | -53 | * | (24 | / | 162) | = | -7.85185184 | ||
4 | 98238 | 2458 | - | 2485 | = | -27 | * | (17 | / | 162) | = | -2.83333332 | ||
5 | 98241 | 2439 | - | 2528 | = | -89 | * | (22 | / | 162) | = | -12.08641974 | ||
6 | 98242 | 2460 | - | 2552 | = | -92 | * | (38 | / | 162) | = | -21.58024689 | ||
7 | 98245 | 2545 | - | 2567 | = | -22 | * | (34 | / | 162) | = | -4.61728395 | ||
8 | 98246 | 2526 | - | 2586 | = | -60 | * | (27 | / | 162) | = | -9.99999996 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Jamestown Elementary | -59 |
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 | 98906 | 2380 | - | 2436 | = | -56 | * | (35 | / | 182) | = | -10.76923075 | ||
4 | 98907 | 2423 | - | 2485 | = | -62 | * | (26 | / | 182) | = | -8.8571428 | ||
5 | 98908 | 2435 | - | 2528 | = | -93 | * | (21 | / | 182) | = | -10.7307692 | ||
6 | 98909 | 2472 | - | 2552 | = | -80 | * | (27 | / | 182) | = | -11.86813184 | ||
7 | 98910 | 2501 | - | 2567 | = | -66 | * | (39 | / | 182) | = | -14.14285712 | ||
8 | 98911 | 2529 | - | 2586 | = | -57 | * | (34 | / | 182) | = | -10.6483516 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Jamestown Elementary | -67 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-67 | -68 | -73 | -59 | -67 | -334.0 | -66.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -51.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.8
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 | 73% | 76% | 80% | 79% | 78% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Jamestown Elementary school district | County of Tuolumne
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.
Jamestown Elementary math proficiency
Zero+ meets standard.

65% less $meal

66% less $meal

69% less $meal

74% 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.
Elementary School (Public) schools in Jamestown Elementary (2)
Chinese Camp Elementary | Jamestown Elementary |