Name:
Id#:
The last four digits of number must be between 1667 
                and 3333.  Each time you begin,  from the file menu,  
      select "kernel",  evaluation,  
      evaluate notebook .  Due :  02/21/00

Needs["Statistics`DescriptiveStatistics`"]

Needs["Statistics`DataManipulation`"]

Needs["Statistics`MultiDescriptiveStatistics`"]

Needs["Graphics`Graphics`"]

Needs["Graphics`MultipleListPlot`"]

Below is the data set for the  Todd - 
      Houston yard .  The first column of information is the name of
         the ship .  The second column is the starting date of 
        construction .  The third column is a measure of the yard' s
         experience in building these ships .  It is the number of 
        days between the date that the  first ship' s keel was laid
         and this ship' s date .  The fourth variable is a measure 
        of productivity .  It is the number of days between the date
         the ship' s keel was laid and its launch 
        date .   Following the data is a list of questions .

HO={
	{"Davy Crockett  \
    \
    \
  ", "07/18/41 ", 0 , 275 }, {
              "Sam Houston  \
    \
    \
    ", 
              "07/18/41 ", 0 , 254 }, {
              "Matthew Maury  \
    \
    \
  ", "07/25/41 ", 7 , 278 }, {
              "Winfield Scott  \
    \
     \
", "07/25/41 ", 7 , 291 }, {
              "David S Terry  \
    \
    \
  ", "10/23/41 ", 97 , 218 }, {
              "Michael I Stone  \
    \
    ", 
              "10/23/41 ", 97 , 211 }, {
              "Stephen F Austin  \
    \
   ", "10/23/41 ", 97 , 211 }, {
              
              "Mirabeau B Lamar  \
    \
   ", "12/30/41 ", 165 , 171 }, {
              "William B Travis  \
    \
   ", "12/30/41 ", 165 , 164 }, {
              "Benjamin Bourne  \
    \
    ", 
              "04/03/42 ", 259 , 91 }, {
              "Daniel Carroll  \
    \
     \
", "04/24/42 ", 280 , 78 }, {
              "Nicholas Gilman  \
    \
    ", 
              "05/04/42 ", 290 , 82 }, {
              "Samuel Griffin  \
    \
     \
", "05/18/42 ", 304 , 76 }, {
              "Thomas Hartley  \
    \
     \
", "05/26/42 ", 312 , 78 }, {
              "Theo.Sedgwick  \
    \
    \
  ", "06/02/42 ", 319 , 78 }, {
              
              "Daniel Hiester  \
    \
     \
", "06/09/42 ", 326 , 74 }, {
              "Thomas T Tucker  \
    \
    ", 
              "06/16/42 ", 333 , 76 }, {
              "Jeremiah Wadsworth  \
     \
", "06/23/42 ", 340 , 76 }, {
              "Benj Huntington  \
    \
    ", 
              "07/04/42 ", 351 , 69 }, {
              "John Laurance  \
    \
    \
  ", "07/13/42 ", 360 , 67 }, {
              "Samuel Livermore  \
    \
   ", "07/27/42 ", 374 , 57 }, {
              "Houston Volunteers  \
     \
", "08/03/42 ", 381 , 64 }, {
              "A P Hill  \
    \
    \
    \
   ", "08/13/42 ", 391 , 63 }, {
              
              "James Bowie  \
    \
    \
    ", 
              "08/19/42 ", 397 , 69 }, {
              "James Longstreet  \
    \
   ", "08/24/42 ", 402 , 68 }, {
              "Thomas J Busk  \
    \
    \
  ", "09/03/42 ", 412 , 69 }, {
              "Lambart Cadwalader  \
     \
", "09/08/42 ", 417 , 69 }, {
              "Jos F Johnston  \
    \
     \
", "09/15/42 ", 424 , 62 }, {
              "I.E.B Stuart  \
    \
    \
   ", "09/22/42 ", 431 , 59 }, {
              "John B Hood  \
    \
    \
    ", 
              "10/05/42 ", 444 , 58 }, {
              "Big Foot Wallace  \
    \
   ", "10/12/42 ", 451 , 61 }, {
              "Amelia Earhart  \
    \
     \
", "10/19/42 ", 458 , 60 }, {
              "James Madison  \
    \
    \
  ", "10/28/42 ", 467 , 54 }, {
              "Champ Clark  \
    \
    \
    ", 
              "11/02/42 ", 472 , 58 }, {
              "William L Smith  \
    \
    ", 
              "11/12/42 ", 482 , 55 }, {
              "Joseph T Robinson  \
    \
  ", "11/17/42 ", 487 , 50 }, {
              "Stephen C Foster  \
    \
   ", "11/17/42 ", 487 , 56 }, {
              "William Eustis  \
    \
     \
", "11/23/42 ", 493 , 59 }, {
              "John Armstrong  \
    \
     \
", "12/03/42 ", 503 , 56 }, {
              "William H Crawford  \
     \
", "12/14/42 ", 514 , 53 }, {
              "James Barbour  \
    \
    \
  ", "12/19/42 ", 519 , 53 }, {
              "John H Eaton  \
    \
    \
   ", "12/22/42 ", 522 , 55 }, {
              "Joel R Poinsett  \
    \
    ", 
              "12/31/42 ", 531 , 50 }, {
              "John Bell  \
    \
    \
    \
  ", "01/07/43 ", 538 , 48 }, {
              "James M Porter  \
    \
     \
", "01/08/43 ", 539 , 51 }, {
              "John C Spencer  \
    \
     \
", "01/13/43 ", 544 , 51 }, {
              
              "William Wilkins  \
    \
    ", 
              "01/22/43 ", 553 , 43 }, {
              "Fitzhugh Lee  \
    \
    \
   ", "01/29/43 ", 560 , 46 }, {
              "Jubal A Early  \
    \
    \
  ", "02/06/43 ", 568 , 41 }, {
              "Richard S Ewell  \
    \
    ", 
              "02/11/43 ", 573 , 46 }, {
              "George E Pickett  \
    \
   ", "02/16/43 ", 578 , 43 }, {
              "William N Pendleton  \
    ", 
              "02/20/43 ", 582 , 44 }, {
              "Moses Austin  \
    \
    \
   ", "02/25/43 ", 587 , 44 }, {
              "Benito Jaurez  \
    \
    \
  ", "03/01/43 ", 591 , 44 }, {
              "David G Burnet  \
    \
     \
", "03/06/43 ", 596 , 42 }, {
              "James S Hogg  \
    \
    \
   ", "03/08/43 ", 598 , 46 }, {
              "Jane Long  \
    \
    \
    \
  ", "03/17/43 ", 607 , 44 }, {
              "James B Bonham  \
    \
     \
", "03/20/43 ", 610 , 45 }, {
              "James W Fannin  \
    \
     \
", "03/30/43 ", 620 , 43 }, {
              "Anson Jones  \
    \
    \
    ", 
              "04/01/43 ", 622 , 43 }, {
              "Frederick L Dau  \
    \
    ", 
              "04/06/43 ", 627 , 41 }, {
              "James E Haviland  \
    \
   ", "04/12/43 ", 633 , 42 }, {
              "Edward Burleson  \
    \
    ", 
              "04/15/43 ", 636 , 42 }, {
              "Lorenzo DeZavala  \
    \
   ", "04/19/43 ", 640 , 40 }, {
              "Benjamin R Milam  \
    \
   ", "04/24/43 ", 645 , 40 }, {
              "Sidney Sherman  \
    \
     \
", "05/01/43 ", 652 , 38 }, {
              "John Mary Odin  \
    \
     \
", "05/05/43 ", 656 , 41 }, {
              "Mary Austin  \
    \
    \
    ", 
              "05/13/43 ", 664 , 37 }, {
              "E A Peden  \
    \
    \
    \
  ", "05/15/43 ", 666 , 40 }, {
              "George C Childress  \
     \
", "05/18/43 ", 669 , 41 }, {
              "Sam Houston II  \
    \
     \
", "05/18/43 ", 669 , 43 }, {
              "J Pinckney Henderson  \
   ", "05/25/43 ", 676 , 39 }, {
              "George P Garrison  \
    \
  ", "05/28/43 ", 679 , 42 }, {
              "Oran M Roberts  \
    \
     \
", "06/04/43 ", 686 , 41 }, {
              "Robert T Hill  \
    \
    \
  ", "06/09/43 ", 691 , 38 }, {
              "Frederick H Newell  \
     \
", "06/16/43 ", 698 , 40 }, {
              "John H Reagan  \
    \
    \
  ", "06/21/43 ", 703 , 46 }, {
              "R M Williamson  \
    \
     \
", "06/25/43 ", 707 , 46 }, {
              "Jesse Billingsley  \
    \
  ", "07/01/43 ", 713 , 44 }, {
              "Edwin W Moore  \
    \
    \
  ", "07/06/43 ", 718 , 44 }, {
              "George Bellows  \
    \
     \
", "07/07/43 ", 719 , 45 }, {
              "David Wilmot  \
    \
    \
   ", "07/13/43 ", 725 , 44 }, {
              "Samuel H Walker  \
    \
    ", 
              "07/16/43 ", 728 , 46 }, {
              "Erastus Smith  \
    \
    \
  ", "07/19/43 ", 731 , 49 }, {
              "Jose Navarro  \
    \
    \
   ", "07/27/43 ", 739 , 48 }, {
              "Joshua A Leach  \
    \
     \
", "08/07/43 ", 750 , 48 }, {
              "Harvey C Miller  \
    \
    ", 
              "08/11/43 ", 754 , 48 }, {
              "George W Lively  \
    \
    ", 
              "08/16/43 ", 759 , 49 }, {
              "Thomas W Gregory  \
    \
   ", "08/20/43 ", 763 , 47 }, {
              "Will R Wood  \
    \
    \
    ", 
              "08/23/43 ", 766 , 49 }, {
              "William M Raybura  \
    \
  ", "08/27/43 ", 770 , 49 }, {
              "L H McNelly  \
    \
    \
    ", 
              "09/01/43 ", 775 , 48 }, {
              "Lucien B Maxwell  \
    \
   ", "09/07/43 ", 781 , 46 }, {
              "Albert S Burleson  \
    \
  ", "09/14/43 ", 788 , 44 }, {
              "Joseph H Kibbey  \
    \
    ", 
              "09/25/43 ", 799 , 42 }, {
              "Oscar Chappell  \
    \
     \
", "09/29/43 ", 803 , 42 }, {
              "J S Cullinan  \
    \
    \
   ", "10/05/43 ", 809 , 39 }, {
              "Hugh Young  \
    \
    \
     \
", "10/07/43 ", 811 , 42 }, {
              "Matthew J O'Brien  \
    \
  ", "10/12/43 ", 816 , 39 }, {
              "Henry Austin  \
    \
    \
   ", "10/16/43 ", 820 , 41 }, {
              "Charles Morgan  \
    \
     \
", "10/20/43 ", 824 , 41 }, {
              "John W Gates  \
    \
    \
   ", "10/25/43 ", 829 , 43 }, {
              "Zaniah  \
    \
    \
    \
     \
", "10/29/43 ", 833 , 44 }, {
              "Sabik  \
    \
    \
    \
    \
  ", "11/08/43 ", 843 , 39 }, {
              "Harry Percy  \
    \
    \
    ", 
              "11/11/43 ", 846 , 37 }, {
              "Rebecca Boone  \
    \
    \
  ", "11/14/43 ", 849 , 37 }, {
              "Charles Goodnight  \
    \
  ", "11/19/43 ", 854 , 47 }, {
              "Andrew Briscoc  \
    \
     \
", "11/22/43 ", 857 , 47 }, {
              "William M Eastland  \
     \
", "11/27/43 ", 862 , 52 }, {
              "John G Tod  \
    \
    \
     \
", "12/01/43 ", 866 , 51 }, {
              "Charles J Finger  \
    \
   ", "12/08/43 ", 873 , 51 }, {
              "Morris Sheppard  \
    \
    ", 
              "12/13/43 ", 878 , 52 }, {
              "Katherine L Bates  \
    \
  ", "12/18/43 ", 883 , 53 }, {
              "Jacob Perkins  \
    \
    \
  ", "12/20/43 ", 885 , 55 }, {
              "Jose G Benitez  \
    \
     \
", "12/22/43 ", 887 , 57 }, {
              "Anna H Branch  \
    \
    \
  ", "01/19/44 ", 915 , 43 }, {
              "George Steers  \
    \
    \
  ", "01/22/44 ", 918 , 42 }, {
              "John Gibbons  \
    \
    \
   ", "01/29/44 ", 925 , 41 }, {
              "Thomas Say  \
    \
    \
     \
", "02/04/44 ", 931 , 39 }, {
              "Isaac Van Zandt  \
    \
    ", 
              "02/10/44 ", 937 , 37 }, {
              "Daniel E Garrett  \
    \
   ", "02/14/44 ", 941 , 37 }, {
              "Christopher S Flanagan   \
", "02/18/44 ", 945 , 38 }, {
              "John Ireland  \
    \
    \
   ", "02/23/44 ", 950 , 36 }, {
              "Henry M Robert  \
    \
     \
", "02/24/44 ", 951 , 40 }, {
              "Sul Ross  \
    \
    \
    \
   ", "03/03/44 ", 959 , 36 }, {
              "Julius Olsen  \
    \
     \
  ", "03/06/44 ", 962 , 39 }, {
              "Felipi Debastrop  \
    \
   ", "03/11/44 ", 967 , 39 }, {
              "Richard O'Brien  \
    \
    ", 
              "03/15/44 ", 971 , 41 }, {
              "O B Martin  \
    \
    \
     \
", "03/20/44 ", 976 , 39 }, {
              "Henry D Lindsley  \
    \
   ", "03/23/44 ", 979 , 41 }, {
              "Minor C Keith  \
    \
    \
  ", "03/28/44 ", 984 , 41 }, {
              "Nicholas D Labadie  \
     \
", "03/31/44 ", 987 , 41 }, {
              "Keith Palmer  \
    \
    \
   ", "04/04/44 ", 991 , 44 }, {
              "Arthur St Clair  \
    \
    ", 
              "04/05/44 ", 992 , 40 }, {
              "Robert Henri  \
    \
    \
   ", "04/06/44 ", 993 , 47 }, {
              "Rufus Choate  \
    \
    \
   ", "04/08/44 ", 995 , 39 }, {
              "Gus W Darnell  \
    \
    \
  ", "04/14/44 ", 1001 , 38 }, {
              "Eleazar Lord  \
    \
    \
   ", "04/19/44 ", 1006 , 37 }, {
              "Juan N Seguin  \
    \
    \
  ", "04/26/44 ", 1013 , 35 }, {
              "Betram G Goodhue  \
    \
   ", "04/29/44 ", 1016 , 36 }, {
              "Oliver Loving  \
    \
    \
  ", "05/04/44 ", 1021 , 33 }, {
              "Andrew W Preston  \
    \
   ", "05/09/44 ", 1026 , 34 }, {
              "Nathaniel Scudder  \
    \
  ", "05/12/44 ", 1029 , 34 }, {
              "John B Hamilton  \
    \
    ", 
              "05/16/44 ", 1033 , 34 }, {
              "Nathaniel Silsbee  \
    \
  ", "05/18/44 ", 1035 , 36 }, {
              "Robert Watchorn  \
    \
    ", 
              "05/23/44 ", 1040 , 35 }, {
              "Tomas Guardia  \
    \
    \
  ", "05/27/44 ", 1044 , 34 }, {
              "Laura Drake Gill  \
    \
   ", "06/01/44 ", 1049 , 37 }, {
              "Angus McDonald  \
    \
     \
", "06/05/44 ", 1053 , 37 }, {
              "Wynn Scale  \
    \
    \
     \
", "06/07/44 ", 1055 , 40 }, {
              "T E Mitchell  \
    \
    \
   ", "06/13/44 ", 1061 , 38 }, {
              "Carlos J Finlay  \
    \
    ", 
              "06/16/44 ", 1064 , 39 }, {
              "Kyle V Johnson  \
    \
     \
", "06/20/44 ", 1068 , 38 }, {
              "Jacob A Westervelt  \
     \
", "06/24/44 ", 1072 , 39 }, {
              "Robert S Lovett  \
    \
    ", 
              "06/28/44 ", 1076 , 38 }, {
              "Ida Straus  \
    \
    \
     \
", "07/01/44 ", 1079 , 40 }, {
              "Thomas Bul~nch  \
    \
     \
", "07/08/44 ", 1086 , 39 }, {
              "Lorado Taft  \
    \
    \
    ", 
              "07/13/44 ", 1091 , 37 }, {
              "Howard L Gibson  \
    \
    ", 
              "07/18/44 ", 1096 , 38 }, {
              "Thomas Eakins  \
    \
    \
  ", "07/22/44 ", 1100 , 38 }, {
              "Robert E Clarkson  \
    \
  ", "07/26/44 ", 1104 , 38 }, {
              "Irving Babbitt  \
    \
     \
", "07/29/44 ", 1107 , 38 }, {
              "Michael J Owens  \
    \
    ", 
              "08/03/44 ", 1112 , 37 }, {
              "Edward G Janeway  \
    \
   ", "08/05/44 ", 1114 , 40 }, {
              "Herbert D Croly  \
    \
    ", 
              "08/11/44 ", 1120 , 40 }, {
              "Frederic E Ives  \
    \
    ", 
              "08/17/44 ", 1126 , 37 }, {
              "Walter Wellman  \
    \
     \
", "08/21/44 ", 1130 , 39 }, {
              "Richard J Hopkins  \
    \
  ", "08/26/44 ", 1135 , 37 }, {
              "J D Yeager  \
    \
    \
     \
", "08/30/44 ", 1139 , 37 }, {
              "Johnny Appleseed  \
    \
   ", "09/02/44 ", 1142 , 39 }, {
              "Anson Mills  \
    \
    \
    ", 
              "09/09/44 ", 1149 , 38 }, {
              "Paul Bunyan  \
    \
    \
    ", 
              "09/09/44 ", 1149 , 38 }, {
              "Robert Neighbors  \
    \
   ", "09/15/44 ", 1155 , 35 }, {
              "Francis B Ogden  \
    \
    ", 
              "09/20/44 ", 1160 , 34 }, {
              "Edwin S Nattleton  \
    \
  ", "09/23/44 ", 1163 , 35 }, {
              "Pontus H Ross  \
    \
    \
  ", "09/29/44 ", 1169 , 34 }, {
              "Clarence Roberts  \
    \
   ", "10/03/44 ", 1173 , 36 }, {
              "Otis E Hall  \
    \
    \
    ", 
              "10/07/44 ", 1177 , 37 }, {
              "Charles L McNary  \
    \
   ", "10/11/44 ", 1181 , 36 }, {
              "Cyril G Hopkins  \
    \
    ", 
              "10/16/44 ", 1186 , 35 }, {
              "I B Perrine  \
    \
    \
    ", 
              "10/18/44 ", 1188 , 35 }, {
              "Paul David Jones  \
    \
   ", "10/20/44 ", 1190 , 35 }, {
              "Will B Otwell  \
    \
    \
  ", "10/25/44 ", 1195 , 35 }, {
              "Jacob Chandler Harper  \
  ", "10/30/44 ", 1200 , 35 }, {
              "Harold D Whitehead  \
     \
", "11/03/44 ", 1204 , 34 }, {
              "Clyde Austin Dunning  \
   ", "11/08/44 ", 1209 , 36 }, {
              "James Kyron Walker  \
     \
", "11/13/44 ", 1214 , 32 }, {
              "Walter Frederick Kraft   \
", "11/17/44 ", 1218 , 33 }, {
              "William R Lewis  \
    \
    ", 
              "11/18/44 ", 1219 , 34 }, {
              "William Asa Carter  \
     \
", "11/22/44 ", 1223 , 38 }, {
              "James Roy Wells  \
    \
    ", 
              "11/25/44 ", 1226 , 39 }, {
              "William K Kamaka  \
    \
   ", "11/29/44 ", 1230 , 38 }, {
              "Daniel L Johnston  \
    \
  ", "12/04/44 ", 1235 , 37 }, {
              "Lloyd S Carlson  \
    \
    ", 
              "12/07/44 ", 1238 , 37 }, {
              "John Martin Miller  \
     \
", "12/15/44 ", 1246 , 35 }, {
              
              "Russell R Jones  \
    \
    ", 
              "12/15/44 ", 1246 , 34 }, {
              "Wallace M Tyler  \
    \
    ", 
              "12/20/44 ", 1251 , 36 }, {
              "William W Johnson  \
    \
  ", "12/23/44 ", 1254 , 39 }, {
              "Bernard L Rodman  \
    \
   ", "12/30/44 ", 1261 , 34 }, {
              "Leonardo L Romero  \
    \
  ", "01/04/45 ", 1266 , 31 }, {
              "Willard R Johnson  \
    \
  ", "01/06/45 ", 1268 , 34 }, {
              "Samuel L Jeffery  \
    \
   ", "01/11/45 ", 1273 , 33 }, {
              "Clifford E Ashby  \
    \
   ", "01/13/45 ", 1275 , 35 }, {
              "Alfred L Barley  \
    \
    ", 
              "01/19/45 ", 1281 , 35 }, {
              
              "Francis E Siltz  \
    \
    ", 
              "01/20/45 ", 1282 , 35 }, {
              "Charles H Lanham  \
    \
   ", "01/25/45 ", 1287 , 41 }, {
              "Mark A Davis  \
    \
    \
   ", "01/31/45 ", 1293 , 40 }, {
              "Edward N Hinton  \
    \
    ", 
              "02/02/45 ", 1295 , 41 }
		};

\(DefaultInputFormatType
    \`\(1)\)\ Compute\ descriptive\ statistics\ for\ the\ experience\ and\ 
      productivity\ variables\ 
      \((min, \ max, \ mean, \ median, \ standard\ deviation)\) . \ Use\ this
      \ information\ to\ prepare\ \ a\ one\ paragraph\ summary\ describing\ 
      the\ \(variables . \)\)

2) Based on the values of the median and mean,  
    prepare a one paragraph summary decribing the shape of the 
      distribution .

3) Using the ListPlot command,  
    show a graphic representation of the relationship between 
        experience and productivity .  Place experience on the x - 
      axis .  Prepare a one paragraph summary describing this 
        relationship .

4) Compute the correlation value between experience and 
      productivity .  Prepare a one paragraph summary interpreting this
       value .

\(\(\(\(\(5)\)\ Compute\ the\ estimated\ parameters\ of\ a\ regression\ 
              model . \ Experience\ is\ the\ x\ \((or\ independent)\)\ 
              variable, \ 
            Productivity\ is\ the\ y\ \((or\ dependent)\)\ 
              variable . 
		
			Using\ the\ model, 
            answer\ the\ following\ \((in\ words)\) . 
a)\)\ How\ many\ days
          \ does\ the\ model\ predict\ it\ will\ take\ a\ new\ yard\ 
          \((that\ is\ , \ a\ yard\ with\ no\ experience)\)\ to\ produce\ a\ 
          ship?
b)\)\ As\ experience\ increases\ , \ 
    how\ many\ days\ does\ productivity\ \(change?\)\ \)\)