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 |
916541 |
2353 |
- |
2436 |
= |
-83 |
* |
(53 |
/ |
171)
|
= |
-25.72514616 |
4 |
916542 |
2433 |
- |
2485 |
= |
-52 |
* |
(38 |
/ |
171)
|
= |
-11.55555554 |
5 |
916545 |
2415 |
- |
2528 |
= |
-113 |
* |
(45 |
/ |
171)
|
= |
-29.73684202 |
6 |
916546 |
2454 |
- |
2552 |
= |
-98 |
* |
(35 |
/ |
171)
|
= |
-20.05847948 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Holmes Avenue Elementary
|
-87 |
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 |
28973 |
2374 |
- |
2436 |
= |
-62 |
* |
(37 |
/ |
157)
|
= |
-14.61146492 |
4 |
28974 |
2392 |
- |
2485 |
= |
-93 |
* |
(51 |
/ |
157)
|
= |
-30.21019105 |
5 |
28976 |
2460 |
- |
2528 |
= |
-68 |
* |
(32 |
/ |
157)
|
= |
-13.85987261 |
6 |
28979 |
2428 |
- |
2552 |
= |
-124 |
* |
(37 |
/ |
157)
|
= |
-29.22292984 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Holmes Avenue Elementary
|
-88 |
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 |
29538 |
2383 |
- |
2436 |
= |
-53 |
* |
(40 |
/ |
136)
|
= |
-15.58823529 |
4 |
29540 |
2407 |
- |
2485 |
= |
-78 |
* |
(32 |
/ |
136)
|
= |
-18.35294113 |
5 |
29541 |
2455 |
- |
2528 |
= |
-73 |
* |
(44 |
/ |
136)
|
= |
-23.617647 |
6 |
29544 |
2478 |
- |
2552 |
= |
-74 |
* |
(20 |
/ |
136)
|
= |
-10.8823529 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Holmes Avenue 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 |
29586 |
2393 |
- |
2436 |
= |
-43 |
* |
(23 |
/ |
122)
|
= |
-8.10655737 |
4 |
29588 |
2396 |
- |
2485 |
= |
-89 |
* |
(33 |
/ |
122)
|
= |
-24.07377047 |
5 |
29590 |
2403 |
- |
2528 |
= |
-125 |
* |
(31 |
/ |
122)
|
= |
-31.762295 |
6 |
29592 |
2457 |
- |
2552 |
= |
-95 |
* |
(35 |
/ |
122)
|
= |
-27.25409828 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Holmes Avenue Elementary
|
-91 |
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 |
29763 |
2376 |
- |
2436 |
= |
-60 |
* |
(45 |
/ |
117)
|
= |
-23.07692304 |
4 |
29764 |
2434 |
- |
2485 |
= |
-51 |
* |
(17 |
/ |
117)
|
= |
-7.4102564 |
5 |
29765 |
2431 |
- |
2528 |
= |
-97 |
* |
(34 |
/ |
117)
|
= |
-28.18803413 |
6 |
29766 |
2451 |
- |
2552 |
= |
-101 |
* |
(21 |
/ |
117)
|
= |
-18.12820508 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Holmes Avenue Elementary
|
-77 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-87
|
-88
|
-68
|
-91
|
-77
|
-411.0 |
-82.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -55.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -109.2
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: