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 |
77473 |
2428 |
- |
2436 |
= |
-8 |
* |
( |
/ |
)
|
= |
|
| 4 |
77474 |
2494 |
- |
2485 |
= |
9 |
* |
( |
/ |
)
|
= |
|
| 5 |
77477 |
2476 |
- |
2528 |
= |
-52 |
* |
( |
/ |
)
|
= |
|
| 6 |
77478 |
2558 |
- |
2552 |
= |
6 |
* |
( |
/ |
)
|
= |
|
| 7 |
77481 |
2593 |
- |
2567 |
= |
26 |
* |
( |
/ |
)
|
= |
|
| 8 |
77482 |
2590 |
- |
2586 |
= |
4 |
* |
( |
/ |
)
|
= |
|
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Conservatory of Vocal/Instrumental Arts
|
|
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 |
2093 |
2457 |
- |
2436 |
= |
21 |
* |
( |
/ |
)
|
= |
|
| 4 |
2095 |
2497 |
- |
2485 |
= |
12 |
* |
( |
/ |
)
|
= |
|
| 5 |
2098 |
2500 |
- |
2528 |
= |
-28 |
* |
( |
/ |
)
|
= |
|
| 6 |
2100 |
2560 |
- |
2552 |
= |
8 |
* |
( |
/ |
)
|
= |
|
| 7 |
2102 |
2558 |
- |
2567 |
= |
-9 |
* |
( |
/ |
)
|
= |
|
| 8 |
2104 |
2588 |
- |
2586 |
= |
2 |
* |
( |
/ |
)
|
= |
|
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Conservatory of Vocal/Instrumental Arts
|
|
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 |
2152 |
2432 |
- |
2436 |
= |
-4 |
* |
( |
/ |
)
|
= |
|
| 4 |
2154 |
2446 |
- |
2485 |
= |
-39 |
* |
( |
/ |
)
|
= |
|
| 5 |
2156 |
2483 |
- |
2528 |
= |
-45 |
* |
( |
/ |
)
|
= |
|
| 6 |
2158 |
2555 |
- |
2552 |
= |
3 |
* |
( |
/ |
)
|
= |
|
| 7 |
2159 |
2581 |
- |
2567 |
= |
14 |
* |
( |
/ |
)
|
= |
|
| 8 |
2161 |
2608 |
- |
2586 |
= |
22 |
* |
( |
/ |
)
|
= |
|
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Conservatory of Vocal/Instrumental Arts
|
|
Last steps
Compute the average
| 2015 |
2016 |
2017 |
Sum |
Average |
|
|
|
|
0.0 |
0.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average:
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average:
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:
