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 |
917269 |
2388 |
- |
2436 |
= |
-48 |
* |
(108 |
/ |
369)
|
= |
-14.04878045 |
4 |
917270 |
2418 |
- |
2485 |
= |
-67 |
* |
(132 |
/ |
369)
|
= |
-23.96747966 |
5 |
917273 |
2443 |
- |
2528 |
= |
-85 |
* |
(129 |
/ |
369)
|
= |
-29.71544708 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hubbard Street Elementary
|
-68 |
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 |
28998 |
2410 |
- |
2436 |
= |
-26 |
* |
(113 |
/ |
354)
|
= |
-8.29943501 |
4 |
29000 |
2445 |
- |
2485 |
= |
-40 |
* |
(104 |
/ |
354)
|
= |
-11.7514124 |
5 |
29003 |
2435 |
- |
2528 |
= |
-93 |
* |
(137 |
/ |
354)
|
= |
-35.99152536 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hubbard Street Elementary
|
-56 |
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 |
29564 |
2392 |
- |
2436 |
= |
-44 |
* |
(97 |
/ |
308)
|
= |
-13.85714282 |
4 |
29566 |
2440 |
- |
2485 |
= |
-45 |
* |
(113 |
/ |
308)
|
= |
-16.50974022 |
5 |
29567 |
2442 |
- |
2528 |
= |
-86 |
* |
(98 |
/ |
308)
|
= |
-27.36363635 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hubbard Street Elementary
|
-58 |
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 |
29612 |
2420 |
- |
2436 |
= |
-16 |
* |
(71 |
/ |
269)
|
= |
-4.22304832 |
4 |
29614 |
2416 |
- |
2485 |
= |
-69 |
* |
(93 |
/ |
269)
|
= |
-23.85501858 |
5 |
29616 |
2459 |
- |
2528 |
= |
-69 |
* |
(105 |
/ |
269)
|
= |
-26.93308547 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hubbard Street Elementary
|
-55 |
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 |
29788 |
2393 |
- |
2436 |
= |
-43 |
* |
(100 |
/ |
272)
|
= |
-15.80882349 |
4 |
29789 |
2447 |
- |
2485 |
= |
-38 |
* |
(77 |
/ |
272)
|
= |
-10.75735293 |
5 |
29790 |
2433 |
- |
2528 |
= |
-95 |
* |
(95 |
/ |
272)
|
= |
-33.18014698 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hubbard Street Elementary
|
-60 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-68
|
-56
|
-58
|
-55
|
-60
|
-297.0 |
-59.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -44.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -74.4
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: