John Verzani's Web Page

Kitchen's data sets are converted to R

For homework problems, most (but not all) of the data sets from the book are converted into R files for you.

For example, to load the dataset ABBEY into R you could do this

f = "http://www.math.csi.cuny.edu/verzani/classes/MTH214/datasets/abbey.R" source(url(f))

The variable ABBEY should be defined. To see a list of all the variables available type

ls()

The ABBEY dataset actually holds a variable price:

ABBEY

$$price [1] 296 296 300 302 300 304 303 299 293 294 294 293 295 287 288 [16] 297 305 307 307 304 303 304 304 309 309 309 307 306 304 300 [31] 296 301 298 295 295 293 292 297 294 293 306 303 301 303 308 [46] 305 302 301 297 299 </PRE> To access price by itself you can use a dollarsign: <PRE> > ABBEY$$

price [1] 296 296 300 302 300 304 303 299 293 294 294 293 295 287 288 [16] 297 305 307 307 304 303 304 304 309 309 309 307 306 304 300 [31] 296 301 298 295 295 293 292 297 294 293 306 303 301 303 308 [46] 305 302 301 297 299

or attach() and detach()

attach(ABBEY) price

[1] 296 296 300 302 300 304 303 299 293 294 294 293 295 287 288 [16] 297 305 307 307 304 303 304 304 309 309 309 307 306 304 300 [31] 296 301 298 295 295 293 292 297 294 293 306 303 301 303 308 [46] 305 302 301 297 299

detach(ABBEY)

All the files may be downloaded at once (700k):

 source("http://wiener.math.csi.cuny.edu/verzani/classes/MTH214/datasets/all.R") 

If you save your workspace when exiting, this should only need to be done once (unless you accidentally remove a dataset).

The filenames available are:

   [1] "ABBEY"         "ABC"           "ABSENT"          [4] "ACADEMIC"      "ACHIEVE"       "ADSALES"         [7] "AGGRESS"       "AIDS"          "ALCOHOL"        [10] "ALGEBRA"       "ANESTHET"      "ANSCOMBE"       [13] "ANXIETY"       "APOLIPOP"      "APPEND"         [16] "APPENDEC"      "APTITUDE"      "ARABIAN"        [19] "ARCHAEO"       "ARTHRITI"      "ARTIFICI"       [22] "ASPRIN"        "ASTHMATI"      "ATTITUDE"       [25] "AUTOGEAR"      "BASEBALL"      "BATTERY"        [28] "BIOLOGY"       "BLKLUNG"       "BLOOD"          [31] "BOARD"         "BONES"         "BOOKS"          [34] "BOOKSTOR"      "BOOTSTRP"      "BRACKET"        [37] "BUSING"        "CABINETS"      "CALCULAT"       [40] "CANCER"        "CARAT"         "CARBON"         [43] "CAT"           "CENSORED"      "CHECKFEE"       [46] "CHECKOUT"      "CHEMIST"       "CHESAPEA"       [49] "CHICKEN"       "CHIPAVG"       "CHIPS"          [52] "CIGAR"         "CIGARETT"      "CITRUS"         [55] "CLEAN"         "CLEP"          "CLOUD"          [58] "COACH"         "COFFEE"        "COINS"          [61] "COMPUTER"      "CONCEPT"       "CONCRETE"       [64] "CORN"          "CORRELAT"      "COUNSEL"        [67] "CPI"           "DARWIN"        "DATE"           [70] "DDMC-DAT"      "DEALERS"       "DEFECTIV"       [73] "DELAY"         "DEPEND"        "DETROIT"        [76] "DEVMATH"       "DGEFFECT"      "DICE"           [79] "DISPOSAL"      "DOPAMINE"      "DRUG"           [82] "EARTHQK"       "EDLEVEL"       "EGGS"           [85] "ELECTION"      "ELECTRIC"      "ELECTRO"        [88] "ENERGY"        "ENGINEER"      "ENTRANCE"       [91] "EX11-29"       "EX12-35"       "EX12-37"        [94] "EX3-13"        "EX3-79"        "EXECUTIV"       [97] "EXER9-30"      "EXER9-46"      "EXER9-54"      [100] "EXER9-74"      "EXER9-83"      "EXERCISE"      [103] "EXU1-28"       "FABRIC"        "FAITHFUL"      [106] "FAMILY"        "FIRSTCHI"      "FISH"          [109] "FITNESS"       "FLIES"         "FLUID"         [112] "FOOD"          "FRAMINGH"      "FRESHMAN"      [115] "GALAXIE"       "GASOLINE"      "GERMAN"        [118] "GOLF"          "GOVERNOR"      "GPA"           [121] "GRADES"        "GRAMMAR"       "GREENRIV"      [124] "GRNRIV2"       "GROUPS"        "GROWTH"        [127] "GYM"           "HABITS"        "HALFWAY"       [130] "HAPTOGLO"      "HARDWARE"      "HARDWOOD"      [133] "HEALTH"        "HEATING"       "HISTORY"       [136] "HOMEWORK"      "HONDA"         "HOSTILE"       [139] "INDIAPOL"      "INLETOIL"      "INSTRUM"       [142] "INSULATE"      "IQ"            "IQGPA"         [145] "IRISES"        "JOBSAT"        "KENNEDY"       [148] "KIDSMOKE"      "KINDER"        "LAMINECT"      [151] "LEAD"          "LEADER"        "LETHAL"        [154] "LIBRARY"       "LIFE"          "LIFESPAN"      [157] "LODGE"         "LOWABIL"       "LOWTEMP"       [160] "MAGNESIU"      "MALPRACT"      "MANAGER"       [163] "MARKED"        "MARKET"        "MATH"          [166] "MATHCOMP"      "MAZE"          "MENTAL"        [169] "MERCURY"       "METRENT"       "MILLER"        [172] "MILLER1"       "MOISTURE"      "MONOXIDE"      [175] "MOVIE"         "MUSIC"         "NASA"          [178] "NASCAR"        "NCINCOME"      "NERVOUS"       [181] "NEWSTAND"      "NFLDRAF2"      "NFLDRAFT"      [184] "NICOTINE"      "NORMPLT"       "ORANGE"        [187] "OVERNIGH"      "OXYTOCIN"      "PAIN"          [190] "PATROL"        "PEARSON"       "PGMOVIE"       [193] "PHONE"         "POLITIC"       "POLLUTIO"      [196] "POROSITY"      "PRECINCT"      "PREJUDIC"      [199] "PREMARIT"      "PRESS"         "PRIME"         [202] "PRISON"        "PROCESSO"      "PRODUCT"       [205] "PROGNOST"      "PROGRAM"       "PSAT"          [208] "PSYCH"         "PSYCHOL"       "PUERTO"        [211] "QUAIL"         "QUALITY"       "RAINKS"        [214] "RANDD"         "RAT"           "REACTION"      [217] "READIQ"        "REALTOR"       "RECRUIT"       [220] "REGISTER"      "REHAB"         "REMEDIAL"      [223] "RENTALS"       "REPAIR"        "RESISTAN"      [226] "RETAIL"        "REV12-56"      "REV12-59"      [229] "REV12-60"      "REV12-66"      "ROTE"          [232] "RURAL"         "SALARY"        "SALINITY"      [235] "SCHIZOP2"      "SCHIZOPH"      "SELFDEFE"      [238] "SENIOR"        "SENTENCE"      "SHKDRUG"       [241] "SHOCK"         "SHOPLIFT"      "SHUTTLE"       [244] "SIMPSON"       "SITUP"         "SKIN"          [247] "SLC"           "SMOKYPH"       "SNOW"          [250] "SOCCER"        "SOCIAL"        "SOPHOMOR"      [253] "SOUTH"         "SPANISH"       "SPEED"         [256] "SPELLERS"      "SPELLING"      "STABLE"        [259] "STAMP"         "STANDARD"      "STATCLAS"      [262] "STATISTI"      "STEER"         "STEP"          [265] "STIMULI"       "STRESS"        "STUDY"         [268] "SUBMARIN"      "SUBWAY"        "SUNSPOT"       [271] "SUPERCAR"      "SWIM"          "SYSTOLIC"      [274] "TENNESS"       "TENSILE"       "TENTHGRD"      [277] "TEST1"         "TEXTILE"       "THERAPY"       [280] "THERMAL"       "TICKET"        "TOBACCO"       [283] "TRAVEL"        "TREES"         "TRUCKS"        [286] "TWIN"          "UNIT4-1"       "UNIT4-17"      [289] "VACATION"      "VARIANCE"      "VERBAL"        [292] "VICTORIA"      "VISCOSIT"      "VISUAL"        [295] "VOCAB"         "VOTERS"        "WHEAT"         [298] "WINDMILL"      "WINDOW"        "WOOL"          [301] "WORLDPOP"      "WRITING"