1. [d] Data (often in a table of results) [max 6] |

+1 | time data |

+1 | per column of distance data [max 5 inc. stationary ball] |

2. [t] Data table format |

3 | Clear, concise, well thought out, informative, labels and units in the head |

2 | Missing borders or other minor format inconsistencies, or missing one element in the head such as units |

1 | Incomplete, runs off edges of page, lacks minimal margins, or missing two or more elements such as borders and units |

3. [g] Data display: Graph |

3 | Correct xy scatter graph type, correct axis labels |

2 | Missing a label or other element, or reversed x and y axes on an xy scattergraph |

1 | wrong graph type(s), or plotting the wrong data, or wrong result on graph, or otherwise incorrect |

4. [a] Data analysis [max 8] |

+1 | determination of whether a mathematical relationship exists |

+1 | determination of nature of mathematical relationship: whether linear or non-linear |

+1 | per slope reported [max 5] |

+1 | units for the slope cited |