### Garfield Elementary (Data source)

##### Source data for Garfield Elementary

#### 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 | 105560 | 2363 | - | 2436 | = | -73 | * | (64 | / | 188) | = | -24.85106376 | ||

4 | 105561 | 2435 | - | 2485 | = | -50 | * | (60 | / | 188) | = | -15.9574468 | ||

5 | 105564 | 2451 | - | 2528 | = | -77 | * | (64 | / | 188) | = | -26.21276589 | ||

Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Garfield Elementary | -67 |

#### 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 | 2970 | 2407 | - | 2436 | = | -29 | * | (79 | / | 215) | = | -10.65581394 | ||

4 | 2971 | 2430 | - | 2485 | = | -55 | * | (69 | / | 215) | = | -17.65116276 | ||

5 | 2973 | 2477 | - | 2528 | = | -51 | * | (67 | / | 215) | = | -15.89302321 | ||

Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Garfield Elementary | -44 |

#### 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 | 3065 | 2391 | - | 2436 | = | -45 | * | (71 | / | 233) | = | -13.71244635 | ||

4 | 3067 | 2429 | - | 2485 | = | -56 | * | (94 | / | 233) | = | -22.59227466 | ||

5 | 3070 | 2440 | - | 2528 | = | -88 | * | (68 | / | 233) | = | -25.68240338 | ||

Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Garfield Elementary | -62 |

#### 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 | 3064 | 2383 | - | 2436 | = | -53 | * | (59 | / | 210) | = | -14.89047614 | ||

4 | 3065 | 2434 | - | 2485 | = | -51 | * | (63 | / | 210) | = | -15.3 | ||

5 | 3068 | 2450 | - | 2528 | = | -78 | * | (88 | / | 210) | = | -32.68571428 | ||

Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Garfield Elementary | -63 |

#### 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 | 3091 | 2364 | - | 2436 | = | -72 | * | (64 | / | 186) | = | -24.77419351 | ||

4 | 3092 | 2440 | - | 2485 | = | -45 | * | (59 | / | 186) | = | -14.27419355 | ||

5 | 3093 | 2435 | - | 2528 | = | -93 | * | (63 | / | 186) | = | -31.49999996 | ||

Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Garfield Elementary | -71 |

#### Last steps

##### Compute the average

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

-67 | -44 | -62 | -63 | -71 | -307.0 | -61.4 |

##### Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: **-31.4**

##### Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: **-91.4**

##### 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:

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

Percent | 48% | 57% | 60% | 64% | 69% |

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

#### San Leandro Unified school district County of Alameda

### 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.

Garfield Elementary

*math*proficiency
Zero+ meets standard.

**42% less $meal**

**45% less $meal**

**49% less $meal**

**54% less $meal**

**59% less $meal**

• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.

#### Elementary School (Public) schools in San Leandro Unified (8)

Garfield Elementary | Jefferson Elementary | Madison Elementary |

McKinley Elementary | Monroe Elementary | Roosevelt Elementary |

Washington Elementary | Wilson Elementary |