{
  "id": 74747,
  "title": "Why are there only 37 control videos?",
  "url": "/competitions/NFL-Punt-Analytics-Competition/discussion/74747",
  "author_name": "",
  "post_date": "2018-12-15T02:00:04.055594600Z",
  "votes": 1,
  "comment_count": 2,
  "views": 0,
  "content": "<p>Hi, I am reviewing some videos. And I can't understand why we have only 37 control videos.\nI know that for injuries there can be only small amount of cases.\nBut that is not the case for control. \nWhat are the reasons for providing only few videos? </p>",
  "messages": [
    {
      "id": "439245",
      "postDate": "12/15/2018 02:00:04",
      "content": "<p>Hi, I am reviewing some videos. And I can't understand why we have only 37 control videos.\nI know that for injuries there can be only small amount of cases.\nBut that is not the case for control. \nWhat are the reasons for providing only few videos? </p>",
      "rawMarkdown": "Hi, I am reviewing some videos. And I can't understand why we have only 37 control videos.\nI know that for injuries there can be only small amount of cases.\nBut that is not the case for control. \nWhat are the reasons for providing only few videos?",
      "votes": null
    },
    {
      "id": "439269",
      "postDate": "12/15/2018 03:55:58",
      "content": "<p>In a typical epidemiologic case-control study, you will get maximum statistical power with a 1:4 (more or less) case:control ratio.</p>",
      "rawMarkdown": "In a typical epidemiologic case-control study, you will get maximum statistical power with a 1:4 (more or less) case:control ratio.",
      "votes": null
    },
    {
      "id": "440291",
      "postDate": "12/17/2018 10:57:20",
      "content": "<p>I also don't understand why video review dataset has only 37 rows. I think it is an important dataset for this competition? </p>\n\n<p><a href=\"/crawford\">@crawford</a></p>",
      "rawMarkdown": "I also don't understand why video review dataset has only 37 rows. I think it is an important dataset for this competition? \n\n@crawford",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 439269,
      "author_name": "dave1216",
      "author_url": "",
      "post_date": "12/15/2018 03:55:58",
      "content": "<p>In a typical epidemiologic case-control study, you will get maximum statistical power with a 1:4 (more or less) case:control ratio.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 440291,
      "author_name": "niyamatalmass",
      "author_url": "",
      "post_date": "12/17/2018 10:57:20",
      "content": "<p>I also don't understand why video review dataset has only 37 rows. I think it is an important dataset for this competition? </p>\n\n<p><a href=\"/crawford\">@crawford</a></p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "439245": "Hi, I am reviewing some videos. And I can't understand why we have only 37 control videos.\nI know that for injuries there can be only small amount of cases.\nBut that is not the case for control. \nWhat are the reasons for providing only few videos?",
    "439269": "In a typical epidemiologic case-control study, you will get maximum statistical power with a 1:4 (more or less) case:control ratio.",
    "440291": "I also don't understand why video review dataset has only 37 rows. I think it is an important dataset for this competition? \n\n@crawford"
  },
  "source": "meta"
}