### BUSD School of Opportunity (Data source)

##### Source data for BUSD School of Opportunity

#### 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 |
||

7 | 1943893 | 0 | - | 2567 | = | * | (1 | / | 3) | = | ||||

8 | 1943896 | 0 | - | 2586 | = | * | (1 | / | 3) | = | ||||

11 | 1943897 | 0 | - | 2628 | = | * | (1 | / | 3) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for BUSD School of Opportunity |

#### 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 |
||

8 | 59894 | 0 | - | 2586 | = | * | (0 | / | 2) | = | ||||

11 | 59897 | 0 | - | 2628 | = | * | (2 | / | 2) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for BUSD School of Opportunity |

#### 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 |
||

7 | 61608 | 0 | - | 2567 | = | * | (0 | / | 0) | = | ||||

8 | 61610 | 0 | - | 2586 | = | * | (0 | / | 0) | = | ||||

11 | 61612 | 0 | - | 2628 | = | * | (0 | / | 0) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for BUSD School of Opportunity |

#### 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 |
||

8 | 61711 | 0 | - | 2586 | = | * | (0 | / | 0) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for BUSD School of Opportunity |

#### 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 |
||

7 | 61975 | 0 | - | 2567 | = | * | (0 | / | 0) | = | ||||

8 | 61976 | 0 | - | 2586 | = | * | (0 | / | 0) | = | ||||

11 | 61977 | 0 | - | 2628 | = | * | (0 | / | 0) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for BUSD School of Opportunity |

#### Last steps

##### Compute the average

2015 | 2016 | 2017 | 2018 | 2019 | 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:

2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|

Percent | 91% | 100% | 88% | 90% | 88% |

Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |

#### Barstow Unified school district County of San Bernardino

### THIS chart shows what the school system "wants"

### PLUS a "special" or "outside" cause of variation, parent education.

NOT what teachers want.

NOT what principals want.

NOT what parents want.

#### District Community Day Schools schools in Barstow Unified (2)

BUSD School of Opportunity | Challenges Community Day |