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2603210: Intro StatFall 2010: Quiz3
Questions 1 to 3: Ellen is taking 4 courses for the semester. She believes that the
probability distribution function for X = the number of courses for which she will
get an A grade is given below.
No. of As, X
2603210: Intro Stat- Spring 2010: Quiz3
Questions 1 to 2: Each of these questions refers to the following table, which gives the population size
(millions of people) in three age groups for the year 2000 in four countries.
Questions 6 to 8: The fo
2603210: Intro StatFall 2010: Quiz2
Part A: Multiple Choice [1 point each]
1. If event A or event B are independent from each other. Which of the following is
A. P(A|B) = P(A)
B. P(A and B) = P(A)P(B)
C. P(A or B) = P(A)+P(B)-P(A)P(B)
2603210: Intro Stat - Academic Year 2012-First Semester: Quiz 1
Questions 1 to 2: A five-number summary for the fastest ever driving speeds reported
by 102 women was: 30, 80, 89, 95, 130.
1. What is the interquartile range (IQR) of these data?