{
  "alt": "Dumbbell chart with one row for each of 2012, 2016 and 2024 for the House and for the Senate. In the 2016 House row the web estimate lies to the right of the in-person estimate; in the 2012 and 2024 House rows the two estimates are close. In the 2016 Senate row the web estimate is also to the right, by less.",
  "caption": "In 2016 the web dot lies to the right of the in-person dot for the House, and in 2012 and 2024 the two dots are close. The Senate rows show a smaller 2016 difference with an interval that includes zero. Each row plots two weighted shares with 95% confidence intervals; the in-person estimate uses weight_ftf and the web estimate weight_web.",
  "data": [
    {
      "ftf": 11.0363,
      "ftf_hi": 13.6181,
      "ftf_lo": 8.45459,
      "label": "House, 2012",
      "n_ftf": 1065,
      "n_web": 2436,
      "web": 9.1777,
      "web_hi": 10.6941,
      "web_lo": 7.66135
    },
    {
      "ftf": 10.1665,
      "ftf_hi": 13.1486,
      "ftf_lo": 7.18434,
      "label": "House, 2016",
      "n_ftf": 619,
      "n_web": 1519,
      "web": 17.354,
      "web_hi": 19.6222,
      "web_lo": 15.0859
    },
    {
      "ftf": 5.27301,
      "ftf_hi": 7.7559,
      "ftf_lo": 2.79011,
      "label": "House, 2024",
      "n_ftf": 579,
      "n_web": 1227,
      "web": 4.99691,
      "web_hi": 6.63297,
      "web_lo": 3.36085
    },
    {
      "ftf": 10.3612,
      "ftf_hi": 13.0927,
      "ftf_lo": 7.62979,
      "label": "Senate, 2012",
      "n_ftf": 837,
      "n_web": 1977,
      "web": 11.4654,
      "web_hi": 13.326,
      "web_lo": 9.60479
    },
    {
      "ftf": 10.2823,
      "ftf_hi": 13.8514,
      "ftf_lo": 6.71319,
      "label": "Senate, 2016",
      "n_ftf": 447,
      "n_web": 1178,
      "web": 14.006,
      "web_hi": 16.3665,
      "web_lo": 11.6456
    },
    {
      "ftf": 7.88359,
      "ftf_hi": 11.4129,
      "ftf_lo": 4.35428,
      "label": "Senate, 2024",
      "n_ftf": 433,
      "n_web": 923,
      "web": 6.2251,
      "web_hi": 8.34327,
      "web_lo": 4.10692
    }
  ],
  "id": "split_by_mode",
  "notes": [
    "The 2024 mode weights cover the newly recruited in-person and web samples. The {fact:n_2024_other} voters in the panel and paper samples belong to neither mode row.",
    "The 2020 study has no mode weights and is not shown. The file has no post-election mode weights, so these estimates use the full-sample in-person and web weights."
  ],
  "source": "ANES Cumulative Data File, 2012, 2016 and 2024; weighted (weight_ftf and weight_web)",
  "spec": {
    "deltaLabel": "Web minus in person",
    "hi1": "ftf_hi",
    "hi2": "web_hi",
    "label1": "In person",
    "label2": "Web",
    "lo1": "ftf_lo",
    "lo2": "web_lo",
    "n1": "n_ftf",
    "n2": "n_web",
    "x1": "ftf",
    "x2": "web",
    "xDomain": [
      0,
      30
    ],
    "xFormat": {
      "digits": 1
    },
    "xLabel": "Voters who split their ticket (%)",
    "y": "label"
  },
  "subtitle": "Share of voters who reported different parties' candidates for president and the House (or Senate), by interview mode, ANES 2012, 2016 and 2024; 95% intervals",
  "title": "Web respondents reported more ticket splitting than in-person respondents for the House in 2016 by {fact:mode_diff_2016} points, against {fact:mode_diff_2012} in 2012 and {fact:mode_diff_2024} in 2024",
  "type": "dumbbell",
  "width": "wide"
}