Unit 3 & 4 Flashcards
1
Q
The ____ distribution is the continuous counterpart to the geometric distribution.
A
2
Q
What is the exponential distribution used to model?
A
waiting times or times between events
3
Q
A _____ random variable that takes values in an interval [a,b] is a “completely random” number between a and b. Two subintervals of the same length have the same probability.
A
uniform
4
Q
A _____ or ______ random variable has a symmetric, _____ PDF given explicitly below.
A
5
Q
What does a normal distribution usually model?
A
height or IQ or even the sum of independent and identically distributed random variables
6
Q
A
