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 |
841609 |
2350 |
- |
2436 |
= |
-86 |
* |
(80 |
/ |
245)
|
= |
-28.08163263 |
4 |
841610 |
2429 |
- |
2485 |
= |
-56 |
* |
(94 |
/ |
245)
|
= |
-21.48571426 |
5 |
841613 |
2446 |
- |
2528 |
= |
-82 |
* |
(71 |
/ |
245)
|
= |
-23.76326528 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sally Ride Elementary: A SMArT Academy
|
-73 |
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 |
26433 |
2373 |
- |
2436 |
= |
-63 |
* |
(107 |
/ |
273)
|
= |
-24.69230763 |
4 |
26435 |
2379 |
- |
2485 |
= |
-106 |
* |
(77 |
/ |
273)
|
= |
-29.89743589 |
5 |
26436 |
2440 |
- |
2528 |
= |
-88 |
* |
(89 |
/ |
273)
|
= |
-28.68864469 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sally Ride Elementary: A SMArT Academy
|
-83 |
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 |
26915 |
2387 |
- |
2436 |
= |
-49 |
* |
(93 |
/ |
277)
|
= |
-16.45126353 |
4 |
26917 |
2415 |
- |
2485 |
= |
-70 |
* |
(106 |
/ |
277)
|
= |
-26.7870036 |
5 |
26920 |
2428 |
- |
2528 |
= |
-100 |
* |
(78 |
/ |
277)
|
= |
-28.1588447 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sally Ride Elementary: A SMArT Academy
|
-71 |
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 |
26879 |
2406 |
- |
2436 |
= |
-30 |
* |
(80 |
/ |
269)
|
= |
-8.92193307 |
4 |
26880 |
2420 |
- |
2485 |
= |
-65 |
* |
(91 |
/ |
269)
|
= |
-21.98884753 |
5 |
26883 |
2431 |
- |
2528 |
= |
-97 |
* |
(98 |
/ |
269)
|
= |
-35.3382899 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sally Ride Elementary: A SMArT Academy
|
-66 |
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 |
27004 |
2397 |
- |
2436 |
= |
-39 |
* |
(83 |
/ |
244)
|
= |
-13.26639343 |
4 |
27005 |
2451 |
- |
2485 |
= |
-34 |
* |
(76 |
/ |
244)
|
= |
-10.59016391 |
5 |
27006 |
2427 |
- |
2528 |
= |
-101 |
* |
(85 |
/ |
244)
|
= |
-35.18442616 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sally Ride Elementary: A SMArT Academy
|
-59 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-73
|
-83
|
-71
|
-66
|
-59
|
-352.0 |
-70.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -46.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -94.4
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: