{"database": "fivethirtyeight", "table": "pollster-ratings/2016/pollster-ratings", "is_view": false, "human_description_en": "where 538 Grade = \"B+\"", "rows": [{"rowid": 36, "ID": 36, "Pollster": "University of North Florida", "Polls": 4, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 2, "Simple Average Error": 4.490001, "Races Called Correctly": 0.5, "Advanced Plus-Minus": -0.9633091, "Predictive Plus-Minus": -0.2763063, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.31625}, {"rowid": 37, "ID": 37, "Pollster": "University of New Hampshire", "Polls": 93, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 77, "Simple Average Error": 5.252903, "Races Called Correctly": 0.8763441, "Advanced Plus-Minus": -0.1389312, "Predictive Plus-Minus": -0.2622139, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 1.658318}, {"rowid": 38, "ID": 38, "Pollster": "High Point University", "Polls": 2, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 2, "Simple Average Error": 0.9499989, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -5.644591, "Predictive Plus-Minus": -0.2609375, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.005625}, {"rowid": 39, "ID": 39, "Pollster": "Indiana University", "Polls": 2, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 2, "Simple Average Error": 0.8549995, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -4.171918, "Predictive Plus-Minus": -0.2609375, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.0534375}, {"rowid": 40, "ID": 40, "Pollster": "GfK Group", "Polls": 19, "Live Caller With Cellphones": "no", "Internet": "yes", "NCPP/AAPOR/Roper": "yes", "Polls.1": 19, "Simple Average Error": 3.398947, "Races Called Correctly": 0.9210526, "Advanced Plus-Minus": -1.114287, "Predictive Plus-Minus": -0.2479431, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.0914286}, {"rowid": 41, "ID": 41, "Pollster": "Castleton University", "Polls": 3, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 0, "Simple Average Error": 9.933333, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -1.000844, "Predictive Plus-Minus": -0.241399, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": null}, {"rowid": 42, "ID": 42, "Pollster": "Lake Research Partners", "Polls": 9, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 9, "Simple Average Error": 3.845555, "Races Called Correctly": 0.8333333, "Advanced Plus-Minus": -2.325385, "Predictive Plus-Minus": -0.2354438, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.4976923}, {"rowid": 43, "ID": 43, "Pollster": "Princeton Survey Research Associates International", "Polls": 32, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 31, "Simple Average Error": 4.63125, "Races Called Correctly": 0.6875, "Advanced Plus-Minus": 0.0001773, "Predictive Plus-Minus": -0.2281083, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.2577049}, {"rowid": 44, "ID": 44, "Pollster": "Garin-Hart-Yang Research Group", "Polls": 22, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 22, "Simple Average Error": 5.312727, "Races Called Correctly": 0.8636364, "Advanced Plus-Minus": -0.8991593, "Predictive Plus-Minus": -0.2032834, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 1.289231}, {"rowid": 45, "ID": 45, "Pollster": "Franklin & Marshall College", "Polls": 18, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 15, "Simple Average Error": 5.743888, "Races Called Correctly": 0.9444444, "Advanced Plus-Minus": 0.0993153, "Predictive Plus-Minus": -0.1940068, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.3782222}, {"rowid": 46, "ID": 46, "Pollster": "RKM Research and Communications, Inc.", "Polls": 26, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 18, "Simple Average Error": 5.593077, "Races Called Correctly": 0.8653846, "Advanced Plus-Minus": -0.7785377, "Predictive Plus-Minus": -0.1913619, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.20625}, {"rowid": 47, "ID": 47, "Pollster": "University of South Alabama", "Polls": 8, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 8, "Simple Average Error": 2.75125, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -3.00668, "Predictive Plus-Minus": -0.1882548, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.4060526}, {"rowid": 48, "ID": 48, "Pollster": "University of Florida", "Polls": 1, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 1, "Simple Average Error": 1.07, "Races Called Correctly": 0.5, "Advanced Plus-Minus": -2.230408, "Predictive Plus-Minus": -0.1837669, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.0345161}, {"rowid": 49, "ID": 49, "Pollster": "Mason-Dixon Polling & Research, Inc.", "Polls": 415, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 355, "Simple Average Error": 5.212409, "Races Called Correctly": 0.8614458, "Advanced Plus-Minus": -0.3800204, "Predictive Plus-Minus": -0.1782705, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.9653247}, {"rowid": 50, "ID": 50, "Pollster": "Pew Research Center", "Polls": 20, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 20, "Simple Average Error": 3.4155, "Races Called Correctly": 0.575, "Advanced Plus-Minus": 0.145644, "Predictive Plus-Minus": -0.1745424, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.5542}, {"rowid": 51, "ID": 51, "Pollster": "National Research, Inc.", "Polls": 8, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 6, "Simple Average Error": 5.0575, "Races Called Correctly": 0.8125, "Advanced Plus-Minus": -1.922492, "Predictive Plus-Minus": -0.1719374, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.4511111}, {"rowid": 52, "ID": 52, "Pollster": "Market Shares Corp.", "Polls": 26, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 22, "Simple Average Error": 6.78423, "Races Called Correctly": 0.8461539, "Advanced Plus-Minus": 0.1869822, "Predictive Plus-Minus": -0.1458399, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -1.730577}, {"rowid": 53, "ID": 53, "Pollster": "Fleming & Associates", "Polls": 15, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 13, "Simple Average Error": 5.078, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -1.01001, "Predictive Plus-Minus": -0.1400032, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.2902325}, {"rowid": 54, "ID": 54, "Pollster": "Market Research Insight", "Polls": 7, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 5, "Simple Average Error": 1.784285, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -4.398869, "Predictive Plus-Minus": -0.1381958, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.1891429}, {"rowid": 55, "ID": 55, "Pollster": "Montana State University Billings", "Polls": 7, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 7, "Simple Average Error": 3.607142, "Races Called Correctly": 0.5714286, "Advanced Plus-Minus": -3.66488, "Predictive Plus-Minus": -0.1381958, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.5591892}, {"rowid": 56, "ID": 56, "Pollster": "Riley Research Associates", "Polls": 7, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 7, "Simple Average Error": 2.657143, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -2.378693, "Predictive Plus-Minus": -0.1381958, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.1189189}, {"rowid": 57, "ID": 57, "Pollster": "Vanderbilt University", "Polls": 1, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 0, "Simple Average Error": 8.9, "Races Called Correctly": 1.0, "Advanced Plus-Minus": 0.4947172, "Predictive Plus-Minus": -0.1032922, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": null}, {"rowid": 58, "ID": 58, "Pollster": "Elon University", "Polls": 4, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 4, "Simple Average Error": 3.960001, "Races Called Correctly": 0.5, "Advanced Plus-Minus": 0.7268667, "Predictive Plus-Minus": -0.0774621, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.3794118}, {"rowid": 59, "ID": 59, "Pollster": "RT Strategies", "Polls": 42, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "yes", "Polls.1": 42, "Simple Average Error": 5.762381, "Races Called Correctly": 0.7142857, "Advanced Plus-Minus": 0.2686314, "Predictive Plus-Minus": -0.059965, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 1.091944}, {"rowid": 60, "ID": 60, "Pollster": "Public Policy Polling", "Polls": 383, "Live Caller With Cellphones": "no", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 263, "Simple Average Error": 4.918433, "Races Called Correctly": 0.8237598, "Advanced Plus-Minus": -0.496451, "Predictive Plus-Minus": -0.054239, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.2037543}, {"rowid": 61, "ID": 61, "Pollster": "Greenberg Quinlan Rosner/American Viewpoint", "Polls": 5, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 4, "Simple Average Error": 4.444001, "Races Called Correctly": 1.0, "Advanced Plus-Minus": -2.78075, "Predictive Plus-Minus": -0.0283673, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.5597059}, {"rowid": 62, "ID": 62, "Pollster": "Ward Research (Honolulu Star-Advertiser)", "Polls": 14, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 14, "Simple Average Error": 6.003572, "Races Called Correctly": 0.75, "Advanced Plus-Minus": -0.7039244, "Predictive Plus-Minus": -0.0234388, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": -0.5524999}, {"rowid": 63, "ID": 63, "Pollster": "Harstad Strategic Research, Inc.", "Polls": 9, "Live Caller With Cellphones": "yes", "Internet": "no", "NCPP/AAPOR/Roper": "no", "Polls.1": 9, "Simple Average Error": 3.806667, "Races Called Correctly": 0.7222222, "Advanced Plus-Minus": -1.039461, "Predictive 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"NCPP/AAPOR/Roper": "no", "Polls.1": 15, "Simple Average Error": 6.778235, "Races Called Correctly": 0.9117647, "Advanced Plus-Minus": -0.5243747, "Predictive Plus-Minus": 0.0001968, "538 Grade": "B+", "Banned by 538": "no", "Mean-Reverted Bias": 0.9171111}], "truncated": false, "count": 31, "expanded_columns": [], "expandable_columns": [], "columns": ["rowid", "ID", "Pollster", "Polls", "Live Caller With Cellphones", "Internet", "NCPP/AAPOR/Roper", "Polls.1", "Simple Average Error", "Races Called Correctly", "Advanced Plus-Minus", "Predictive Plus-Minus", "538 Grade", "Banned by 538", "Mean-Reverted Bias"], "primary_keys": [], "units": {}, "query": {"sql": "select rowid, ID, Pollster, Polls, [Live Caller With Cellphones], Internet, [NCPP/AAPOR/Roper], [Polls.1], [Simple Average Error], [Races Called Correctly], [Advanced Plus-Minus], [Predictive Plus-Minus], [538 Grade], [Banned by 538], [Mean-Reverted Bias] from [pollster-ratings/2016/pollster-ratings] where \"538 Grade\" = :p0 order 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