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 |
11 |
852189 |
2443 |
- |
2628 |
= |
-185 |
* |
(17 |
/ |
17)
|
= |
-185.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for View Park Continuation
|
-185 |
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 |
11 |
26950 |
2444 |
- |
2628 |
= |
-184 |
* |
(15 |
/ |
15)
|
= |
-184.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for View Park Continuation
|
-184 |
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 |
11 |
27529 |
2434 |
- |
2628 |
= |
-194 |
* |
(25 |
/ |
25)
|
= |
-194.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for View Park Continuation
|
-194 |
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 |
11 |
27572 |
2407 |
- |
2628 |
= |
-221 |
* |
(19 |
/ |
19)
|
= |
-221.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for View Park Continuation
|
-221 |
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 |
11 |
27758 |
2403 |
- |
2628 |
= |
-225 |
* |
(30 |
/ |
30)
|
= |
-225.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for View Park Continuation
|
-225 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-185
|
-184
|
-194
|
-221
|
-225
|
-1009.0 |
-201.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -144.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -258.8
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: