### College Bridge Academy (Data source)

##### Source data for College Bridge Academy

#### 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 | 456141 | 0 | - | 2628 | = | * | (0 | / | 0) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for College Bridge Academy |

#### 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 | 14422 | 0 | - | 2628 | = | * | (8 | / | 8) | = | ||||

Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for College Bridge Academy |

#### 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 | 14751 | 2436 | - | 2628 | = | -192 | * | (16 | / | 16) | = | -192.0 | ||

Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for College Bridge Academy | -192 |

#### 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 | 14765 | 2417 | - | 2628 | = | -211 | * | (28 | / | 28) | = | -211.0 | ||

Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for College Bridge Academy | -211 |

#### 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 | 14857 | 2457 | - | 2628 | = | -171 | * | (41 | / | 41) | = | -171.0 | ||

Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for College Bridge Academy | -171 |

#### Last steps

##### Compute the average

2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|

-192 | -211 | -171 | -574.0 | -114.8 |

##### 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 | 99% | 98% | 95% | 89% | 95% |

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

#### Inyo County Office of Education school district | County of Inyo

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

### PLUS a "special" or "outside" cause of variation: wealth/poverty.

NOT what teachers want.

NOT what principals want.

NOT what parents want.