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 |
1803965 |
2377 |
- |
2436 |
= |
-59 |
* |
(101 |
/ |
345)
|
= |
-17.27246376 |
4 |
1803966 |
2435 |
- |
2485 |
= |
-50 |
* |
(81 |
/ |
345)
|
= |
-11.7391304 |
5 |
1803969 |
2447 |
- |
2528 |
= |
-81 |
* |
(84 |
/ |
345)
|
= |
-19.72173906 |
6 |
1803970 |
2502 |
- |
2552 |
= |
-50 |
* |
(79 |
/ |
345)
|
= |
-11.44927535 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Florin Elementary
|
-60 |
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 |
55915 |
2377 |
- |
2436 |
= |
-59 |
* |
(100 |
/ |
348)
|
= |
-16.95402294 |
4 |
55917 |
2427 |
- |
2485 |
= |
-58 |
* |
(88 |
/ |
348)
|
= |
-14.66666665 |
5 |
55919 |
2449 |
- |
2528 |
= |
-79 |
* |
(74 |
/ |
348)
|
= |
-16.79885056 |
6 |
55921 |
2465 |
- |
2552 |
= |
-87 |
* |
(86 |
/ |
348)
|
= |
-21.49999993 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Florin Elementary
|
-70 |
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 |
57548 |
2401 |
- |
2436 |
= |
-35 |
* |
(83 |
/ |
322)
|
= |
-9.02173913 |
4 |
57550 |
2427 |
- |
2485 |
= |
-58 |
* |
(85 |
/ |
322)
|
= |
-15.31055899 |
5 |
57551 |
2445 |
- |
2528 |
= |
-83 |
* |
(82 |
/ |
322)
|
= |
-21.13664596 |
6 |
57554 |
2452 |
- |
2552 |
= |
-100 |
* |
(72 |
/ |
322)
|
= |
-22.3602484 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Florin Elementary
|
-68 |
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 |
57683 |
2376 |
- |
2436 |
= |
-60 |
* |
(79 |
/ |
349)
|
= |
-13.58166186 |
4 |
57684 |
2430 |
- |
2485 |
= |
-55 |
* |
(86 |
/ |
349)
|
= |
-13.55300859 |
5 |
57687 |
2436 |
- |
2528 |
= |
-92 |
* |
(91 |
/ |
349)
|
= |
-23.98853862 |
6 |
57688 |
2456 |
- |
2552 |
= |
-96 |
* |
(93 |
/ |
349)
|
= |
-25.58166182 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Florin Elementary
|
-77 |
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 |
57938 |
2400 |
- |
2436 |
= |
-36 |
* |
(75 |
/ |
352)
|
= |
-7.67045452 |
4 |
57939 |
2419 |
- |
2485 |
= |
-66 |
* |
(90 |
/ |
352)
|
= |
-16.87499999 |
5 |
57940 |
2449 |
- |
2528 |
= |
-79 |
* |
(99 |
/ |
352)
|
= |
-22.21875 |
6 |
57941 |
2497 |
- |
2552 |
= |
-55 |
* |
(88 |
/ |
352)
|
= |
-13.75 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Florin Elementary
|
-61 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-60
|
-70
|
-68
|
-77
|
-61
|
-336.0 |
-67.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -49.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -85.2
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: