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 |
915804 |
2360 |
- |
2436 |
= |
-76 |
* |
(113 |
/ |
339)
|
= |
-25.33333331 |
4 |
915807 |
2392 |
- |
2485 |
= |
-93 |
* |
(117 |
/ |
339)
|
= |
-32.0973451 |
5 |
915808 |
2427 |
- |
2528 |
= |
-101 |
* |
(109 |
/ |
339)
|
= |
-32.47492622 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hillcrest Drive Elementary
|
-90 |
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 |
28948 |
2370 |
- |
2436 |
= |
-66 |
* |
(112 |
/ |
320)
|
= |
-23.1 |
4 |
28950 |
2412 |
- |
2485 |
= |
-73 |
* |
(107 |
/ |
320)
|
= |
-24.409375 |
5 |
28952 |
2413 |
- |
2528 |
= |
-115 |
* |
(101 |
/ |
320)
|
= |
-36.296875 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hillcrest Drive Elementary
|
-84 |
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 |
29513 |
2362 |
- |
2436 |
= |
-74 |
* |
(111 |
/ |
314)
|
= |
-26.15923562 |
4 |
29516 |
2387 |
- |
2485 |
= |
-98 |
* |
(102 |
/ |
314)
|
= |
-31.83439487 |
5 |
29517 |
2436 |
- |
2528 |
= |
-92 |
* |
(101 |
/ |
314)
|
= |
-29.5923566 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hillcrest Drive Elementary
|
-88 |
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 |
29562 |
2388 |
- |
2436 |
= |
-48 |
* |
(114 |
/ |
307)
|
= |
-17.82410419 |
4 |
29564 |
2403 |
- |
2485 |
= |
-82 |
* |
(102 |
/ |
307)
|
= |
-27.24429967 |
5 |
29566 |
2445 |
- |
2528 |
= |
-83 |
* |
(91 |
/ |
307)
|
= |
-24.60260585 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hillcrest Drive Elementary
|
-70 |
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 |
29738 |
2374 |
- |
2436 |
= |
-62 |
* |
(99 |
/ |
309)
|
= |
-19.86407764 |
4 |
29739 |
2435 |
- |
2485 |
= |
-50 |
* |
(111 |
/ |
309)
|
= |
-17.961165 |
5 |
29740 |
2409 |
- |
2528 |
= |
-119 |
* |
(99 |
/ |
309)
|
= |
-38.12621353 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hillcrest Drive Elementary
|
-76 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-90
|
-84
|
-88
|
-70
|
-76
|
-408.0 |
-81.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -57.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -105.6
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: