{ "_id": "6aad6c413d719c1f8407717f", "Package": "attrition", "Title": "Addressing Nonignorable Attrition with Double Sampling and\nBounds", "Version": "1.0.0", "Authors@R": "c(\nperson(\"Alexander\", \"Coppock\", email = \"acoppock@gmail.com\",\nrole = c(\"aut\", \"cre\")),\nperson(\"Alan S.\", \"Gerber\", role = \"aut\"),\nperson(\"Donald P.\", \"Green\", role = \"aut\"),\nperson(\"Holger L.\", \"Kern\", role = \"aut\"))", "Description": "Implements the double-sampling bounds estimator of\nCoppock, Gerber, Green, and Kern (2017)\n for randomized experiments with\nnonignorable missing outcomes. Provides worst-case (Manski)\nbounds, double-sampling bounds with analytic variance and\nImbens-Manski confidence intervals, Lee (2009)\n trimming bounds with\nanalytic and bootstrap standard errors, covariate adjustment\nvia poststratification, and a sensitivity analysis for\nviolations of the outcome stability assumption.", "Encoding": "UTF-8", "License": "GPL-3", "URL": "https://alexandercoppock.com/attrition/,\nhttps://github.com/acoppock/attrition", "BugReports": "https://github.com/acoppock/attrition/issues", "VignetteBuilder": "knitr", "Config/testthat/edition": "3", "Config/roxygen2/version": "8.0.0", "LazyData": "true", "Language": "en-US", "NeedsCompilation": "no", "Packaged": { "Date": "2026-09-18 16:49:01 UTC", "User": "root" }, "Author": "Alexander Coppock [aut, cre], Alan S. Gerber [aut], Donald P.\nGreen [aut], Holger L. Kern [aut]", "Maintainer": "Alexander Coppock ", "Repository": "https://cran.r-universe.dev", "Date/Publication": "2026-09-18 16:33:50 UTC", "RemoteUrl": "https://github.com/cran/attrition", "RemoteRef": "HEAD", "RemoteSha": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "_user": "cran", "_type": "src", "_file": "attrition_1.0.0.tar.gz", "_fileid": "https://r2.ropensci.org/2e08f214566e6a70154b6e42f968290b8748d6dab3dc5cf6f03b91da7587608c", "_filesize": 565356, "_sha256": "2e08f214566e6a70154b6e42f968290b8748d6dab3dc5cf6f03b91da7587608c", "_expires": "2026-12-27T16:52:15.000Z", "_created": "2026-09-18T16:49:01.000Z", "_published": "2026-09-18T16:52:17.080Z", "_jobs": [ { "job": 105683817873, "time": 147, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "10558507502" }, { "job": 105683817832, "time": 153, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "10558582536" }, { "job": 105682674936, "time": 215, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "10558656963" }, { "job": 105683817770, "time": 120, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "10558086989" }, { "job": 105683817863, "time": 98, "config": "windows-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "10558247586" }, { "job": 105683817890, "time": 113, "config": "windows-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "10557957247" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903", "_status": "success", "_upstream": "https://github.com/cran/attrition", "_commit": { "id": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "author": "Alexander Coppock ", "committer": "cran-robot ", "message": "version 1.0.0\n", "time": 1789749230 }, "_maintainer": { "name": "Alexander Coppock", "email": "acoppock@gmail.com", "login": "acoppock", "description": "", "uuid": 9171009 }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 4.1.0", "role": "Depends" }, { "package": "generics", "role": "Imports" }, { "package": "ggplot2", "role": "Imports" }, { "package": "tibble", "role": "Imports" }, { "package": "dplyr", "role": "Suggests" }, { "package": "estimatr", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "purrr", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" }, { "package": "vayr", "version": ">= 1.1.0", "role": "Suggests" } ], "_owner": "cran", "_selfowned": false, "_usedby": 0, "_updates": [ { "week": "2026-38", "n": 1 } ], "_tags": [ { "name": "1.0.0", "date": "2026-09-18" } ], "_stars": 0, "_contributors": [ { "user": "acoppock", "count": 1, "uuid": 9171009 } ], "_userbio": { "uuid": 6899542, "type": "organization", "name": "cran", "followers": 630, "description": "Unofficial read-only mirror of all CRAN R packages" }, "_downloads": { "count": 0, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/attrition" }, "_devurl": "https://github.com/acoppock/attrition", "_pkgdown": "https://alexandercoppock.com/attrition/", "_rbuild": "4.6.1", "_assets": [ "extra/attrition.html", "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/manual.pdf", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md" ], "_cranurl": false, "_releases": [ { "version": "1.0.0", "date": "2026-09-18" } ], "_exports": [ "estimator_ds", "estimator_ds_sens", "estimator_ev", "estimator_trim", "sensitivity_ds", "tidy" ], "_datasets": [ { "name": "levendusky_replication", "title": "Perceived polarization under double sampling", "object": "levendusky_replication", "class": [ "tbl_df", "tbl", "data.frame" ], "fields": [ "X_party_id", "Z_condition", "Z", "R1", "Attempt", "R2", "Y_polarization_w1", "Y_polarization_w2", "Y_extremity_w1", "Y_extremity_w2" ], "rows": 1980, "table": true, "tojson": true } ], "_help": [ { "page": "estimator_ds", "title": "Extreme Value Bounds with Double Sampling", "topics": [ "estimator_ds" ] }, { "page": "estimator_ds_sens", "title": "Extreme Value Bounds with Double Sampling with Sensitivity", "topics": [ "estimator_ds_sens" ] }, { "page": "estimator_ev", "title": "Extreme Value (Manski) Bounds", "topics": [ "estimator_ev" ] }, { "page": "estimator_trim", "title": "Trimming Bounds", "topics": [ "estimator_trim" ] }, { "page": "levendusky_replication", "title": "Perceived polarization under double sampling", "topics": [ "levendusky_replication" ] }, { "page": "print.attrition_bounds", "title": "Print bounds", "topics": [ "print.attrition_bounds" ] }, { "page": "print.attrition_sensitivity", "title": "Print a sensitivity analysis", "topics": [ "print.attrition_sensitivity" ] }, { "page": "print.attrition_trim", "title": "Print trimming bounds", "topics": [ "print.attrition_trim" ] }, { "page": "sensitivity_ds", "title": "Sensitivity Analysis", "topics": [ "sensitivity_ds" ] }, { "page": "summary.attrition_bounds", "title": "Summarize bounds", "topics": [ "summary.attrition_bounds" ] }, { "page": "summary.attrition_trim", "title": "Summarize trimming bounds", "topics": [ "summary.attrition_trim" ] }, { "page": "tidy.attrition_bounds", "title": "Tidy an attrition bounds object", "topics": [ "tidy.attrition_bounds" ] }, { "page": "tidy.attrition_sensitivity", "title": "Tidy a sensitivity analysis", "topics": [ "tidy.attrition_sensitivity" ] }, { "page": "tidy.attrition_trim", "title": "Tidy a trimming bounds object", "topics": [ "tidy.attrition_trim" ] } ], "_readme": "https://github.com/cran/attrition/raw/HEAD/README.md", "_rundeps": [ "cli", "cpp11", "farver", "generics", "ggplot2", "glue", "gtable", "isoband", "labeling", "lifecycle", "magrittr", "pillar", "pkgconfig", "R6", "RColorBrewer", "rlang", "S7", "scales", "tibble", "utf8", "vctrs", "viridisLite", "withr" ], "_vignettes": [ { "source": "attrition.Rmd", "filename": "attrition.html", "title": "Bounding treatment effects when experiments encounter attrition", "engine": "knitr::rmarkdown", "headings": [ "The experiment", "Extreme value bounds", "Double sampling", "Poststratification", "Sensitivity analysis", "Trimming bounds", "Dropping monotonicity", "Standard errors", "Reading the output", "All of the estimators at once", "References" ], "created": "2026-09-18 16:33:50", "modified": "2026-09-18 16:33:50", "commits": 1 } ], "_score": 2.6989700043360187, "_indexed": false, "_nocasepkg": "attrition", "_universes": [ "cran", "acoppock" ], "_indexurl": "https://acoppock.r-universe.dev/attrition", "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.0.0", "date": "2026-09-18T16:51:26.000Z", "distro": "resolute", "commit": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "fileid": "https://r2.ropensci.org/f7da08b2a95302289aba3fdfecdeb29654ba0f3fec50c5d99a12e620085d750d", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903" }, { "r": "4.6.1", "os": "linux", "version": "1.0.0", "date": "2026-09-18T16:51:24.000Z", "distro": "resolute", "commit": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "fileid": "https://r2.ropensci.org/a67a6214d5df87ad79234053a2170d0af45159f772d52d0e110e4937e7e8e13f", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903" }, { "r": "4.6.0", "os": "wasm", "version": "1.0.0", "date": "2026-09-18T16:51:25.000Z", "commit": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "fileid": "https://r2.ropensci.org/3720637e268ddd67c5a8a4fd88e2808ccc7550d6bfdd4a2a39213c83ecbe1c66", "status": "success", "buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903" }, { "r": "4.7.0", "os": "win", "version": "1.0.0", "date": "2026-09-18T16:50:18.000Z", "commit": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "fileid": "https://r2.ropensci.org/6ced822b23fefedf3c4bb6ff3fc5be7ba0dd268e4a39f3be7833a82eaf6c59ba", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903" }, { "r": "4.6.1", "os": "win", "version": "1.0.0", "date": "2026-09-18T16:50:35.000Z", "commit": "50ad84273ba6864c7ae6d86101aaac41b4b0d1e8", "fileid": "https://r2.ropensci.org/dddd3efb0eb2ec48564892de29effad4afaa2cfa52322a700260c9e41d8bf6c2", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/35370336903" } ] }