Stat 250, Section 003, Homework Assignment 2 (Due 2/10/99 in class)

• 1) Please work on the following textbook exercises in Moore: (10 points)
  • Exercise 1.2, 1.4, 1.6, 1.8, 1.16
  
  
• 2) Look at the Mosaic Plot of the Titanic data again. (4 points)
  
  
  
  • a) Mark the following regions, using the letters "A", "B", "C":
    "A": Second Class, Child, Female, Survived
    "B": Third Class, Adult, Male, Not Survived
    "C": Crew, Adult, Female, Survived
  • b) Indicate which of these statements is correct and which is incorrect:
    i) A very large percentage of First Class, Adult, Female survived.
    ii) A very large percentage of Second Class, Adult, Male survived.
    iii) There were more First Class than Third Class passengers.
    iv) There were more Crew members than First Class and Second Class passengers together.
  
  
• 3) What is wrong with these three graphics? (6 points)